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MAC Valves, Inc.

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  • WIXOM, MI, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Proportional flow control valve
    • Patent number 11,976,734
    • Issue date May 7, 2024
    • MAC Valves, Inc.
    • David M. Sobka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Proportional solenoid valve
    • Patent number 11,859,729
    • Issue date Jan 2, 2024
    • MAC Valves, Inc.
    • Eric P. Janssen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pulse valve
    • Patent number 11,779,872
    • Issue date Oct 10, 2023
    • MAC Valves, Inc.
    • Ray Jenkins
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Proportional solenoid valve
    • Patent number 11,248,715
    • Issue date Feb 15, 2022
    • MAC Valves, Inc.
    • Eric P. Janssen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Digital proportional pressure controller
    • Patent number 11,067,102
    • Issue date Jul 20, 2021
    • MAC Valves, Inc.
    • Kevin C. Williams
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Solenoid pump
    • Patent number 11,028,837
    • Issue date Jun 8, 2021
    • MAC Valves, Inc.
    • Brett Landacre
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Proportional flow control valve poppet with flow control needle
    • Patent number 10,935,153
    • Issue date Mar 2, 2021
    • MAC Valves, Inc.
    • Kevin C. Williams
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Latching pneumatic control valve
    • Patent number 10,808,860
    • Issue date Oct 20, 2020
    • MAC Valves, Inc.
    • Michael Jamison
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Modular valve with O-ring valve set
    • Patent number 10,774,943
    • Issue date Sep 15, 2020
    • MAC Valves, Inc.
    • Brett Anthony Landacre
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Flow-through liquid valve
    • Patent number 10,753,498
    • Issue date Aug 25, 2020
    • MAC Valves, Inc.
    • Brett Anthony Landacre
    • B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
  • Information Patent Grant

    Pneumatic control valve manifold
    • Patent number 10,731,677
    • Issue date Aug 4, 2020
    • MAC Valves, Inc.
    • Michael Jamison
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Pilot actuated control pilot for operating valve
    • Patent number 10,711,915
    • Issue date Jul 14, 2020
    • MAC Valves, Inc.
    • Robert Neff
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Valve with two-piece adjustable can with integral pole piece
    • Patent number 10,578,226
    • Issue date Mar 3, 2020
    • MAC Valves, Inc.
    • Michael Jamison
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Diaphragm valve
    • Patent number 10,473,229
    • Issue date Nov 12, 2019
    • MAC Valves, Inc.
    • Brett Anthony Landacre
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Proportional pressure controller with isolation valve assembly
    • Patent number 9,903,395
    • Issue date Feb 27, 2018
    • MAC Valves, Inc.
    • Robert H. Neff
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Multi-port modular valve with snap-in seat
    • Patent number 9,395,010
    • Issue date Jul 19, 2016
    • MAC Valves, Inc.
    • Michael Jamison
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pressure balanced solenoid operated valve
    • Patent number 9,103,463
    • Issue date Aug 11, 2015
    • MAC Valves, Inc.
    • Kevin C. Williams
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Multi-port normally open modular valve with thread-in seat
    • Patent number 9,074,699
    • Issue date Jul 7, 2015
    • MAC Valves, Inc.
    • Michael Jamison
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Solenoid operated valve with constant bleed port
    • Patent number 9,022,069
    • Issue date May 5, 2015
    • MAC Valves, Inc.
    • Matthew Neff
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pressure balanced valve with diaphragm valve member end seal
    • Patent number 9,010,373
    • Issue date Apr 21, 2015
    • MAC Valves, Inc.
    • Robert H. Neff
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Stepper motor operated balanced flow control valve
    • Patent number 8,939,173
    • Issue date Jan 27, 2015
    • MAC Valves, Inc.
    • Paul A. Yahr
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pneumatic system for controlling aluminum bath crust breaker
    • Patent number 8,910,562
    • Issue date Dec 16, 2014
    • MAC Valves, Inc.
    • Gilles Beaulieu
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Piston rod and cylinder seal device for aluminum bath crust breaker
    • Patent number 8,906,291
    • Issue date Dec 9, 2014
    • MAC Valves, Inc.
    • Gilles Beaulieu
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Multi-port modular valve with snap-in seat
    • Patent number 8,783,653
    • Issue date Jul 22, 2014
    • MAC Valves, Inc.
    • Michael Jamison
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Piston rod and cylinder seal device for aluminum bath crust breaker
    • Patent number 8,753,564
    • Issue date Jun 17, 2014
    • MAC Valves, Inc.
    • Gilles Beaulieu
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Piloted poppet valve
    • Patent number 8,453,678
    • Issue date Jun 4, 2013
    • MAC Valves, Inc.
    • Robert H. Neff
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pneumatic system electrical contact device
    • Patent number 8,367,953
    • Issue date Feb 5, 2013
    • MAC Valves, Inc.
    • Gilles Beaulieu
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Proportional pressure controller
    • Patent number 8,333,218
    • Issue date Dec 18, 2012
    • MAC Valves, Inc.
    • Timothy F. Walsh
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Balanced solenoid valve
    • Patent number 8,167,000
    • Issue date May 1, 2012
    • MAC Valves, Inc.
    • Robert H. Neff
    • F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
  • Information Patent Grant

    Balanced solenoid valve
    • Patent number 8,151,824
    • Issue date Apr 10, 2012
    • MAC Valves, Inc.
    • Kevin C. Williams
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    PILOT VALVE HAVING DIAPHRAGM
    • Publication number 20240093790
    • Publication date Mar 21, 2024
    • Mac Valves, Inc.
    • Jeffrey SIMMONDS
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Proportional Flow Control Valve
    • Publication number 20230204110
    • Publication date Jun 29, 2023
    • Mac Valves, Inc.
    • David M. SOBKA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Proportional Solenoid Valve
    • Publication number 20220196178
    • Publication date Jun 23, 2022
    • Mac Valves, Inc.
    • Eric P. JANSSEN
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Pulse Valve
    • Publication number 20210077937
    • Publication date Mar 18, 2021
    • Mac Valves, Inc.
    • Ray JENKINS
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    SOLENOID PUMP
    • Publication number 20200240540
    • Publication date Jul 30, 2020
    • Mac Valves, Inc.
    • Brett Anthony Landacre
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PROPORTIONAL FLOW CONTROL VALVE POPPET WITH FLOW CONTROL NEEDLE
    • Publication number 20200240536
    • Publication date Jul 30, 2020
    • Mac Valves, Inc.
    • Kevin C. Williams
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PILOT ACTUATED CONTROL PILOT FOR OPERATING VALVE
    • Publication number 20200158255
    • Publication date May 21, 2020
    • Mac Valves, Inc.
    • Robert Neff
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MODULAR VALVE WITH O-RING VALVE SEAT
    • Publication number 20190316704
    • Publication date Oct 17, 2019
    • Mac Valves, Inc.
    • Brett Anthony Landacre
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Flow-Through Liquid Valve
    • Publication number 20190226598
    • Publication date Jul 25, 2019
    • Mac Valves, Inc.
    • Brett Anthony LANDACRE
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PNEUMATIC CONTROL VALVE MANIFOLD
    • Publication number 20190195246
    • Publication date Jun 27, 2019
    • Mac Valves, Inc.
    • Michael Jamison
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    LATCHING PNEUMATIC CONTROL VALVE
    • Publication number 20190120402
    • Publication date Apr 25, 2019
    • Mac Valves, Inc.
    • Michael JAMISON
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    DIAPHRAGM VALVE
    • Publication number 20190093786
    • Publication date Mar 28, 2019
    • Mac Valves, Inc.
    • Brett Anthony Landacre
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VALVE WITH TWO-PIECE ADJUSTABLE CAN WITH INTEGRAL POLE PIECE
    • Publication number 20180180192
    • Publication date Jun 28, 2018
    • Mac Valves, Inc.
    • Michael Jamison
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    PROPORTIONAL PRESSURE CONTROLLER WITH ISOLATION VALVE ASSEMBLY
    • Publication number 20170241450
    • Publication date Aug 24, 2017
    • Mac Valves, Inc.
    • Robert H. Neff
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    STEPPER MOTOR OPERATED BALANCED FLOW CONTROL VALVE
    • Publication number 20160169401
    • Publication date Jun 16, 2016
    • Mac Valves, Inc.
    • Kevin C. Williams
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SOLENOID OPERATED VALVE WITH CONSTANT BLEED PORT
    • Publication number 20140261804
    • Publication date Sep 18, 2014
    • Mac Valves, Inc.
    • Matthew Neff
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    MULTI-PORT MODULAR VALVE WITH SNAP-IN SEAT
    • Publication number 20140175311
    • Publication date Jun 26, 2014
    • MAC Valves,Inc.
    • Michael Jamison
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    MULTI-PORT NORMALLY OPEN MODULAR VALVE WITH THREAD-IN SEAT
    • Publication number 20140175312
    • Publication date Jun 26, 2014
    • Mac Valves, Inc.
    • Michael Jamison
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PRESSURE BALANCED SOLENOID OPERATED VALVE
    • Publication number 20130207012
    • Publication date Aug 15, 2013
    • Mac Valves, Inc.
    • Kevin C. Williams
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    PNEUMATIC SYSTEM FOR CONTROLLING ALUMINUM BATH CRUST BREAKER
    • Publication number 20120312157
    • Publication date Dec 13, 2012
    • Mac Valves, Inc.
    • Gilles Beaulieu
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    PISTON ROD AND CYLINDER SEAL DEVICE FOR ALUMINUM BATH CRUST BREAKER
    • Publication number 20120312155
    • Publication date Dec 13, 2012
    • Mac Valves, Inc.
    • Gilles Beaulieu
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    CRUST BREAKER ALUMINUM BATH DETECTION SYSTEM
    • Publication number 20120313298
    • Publication date Dec 13, 2012
    • Mac Valves, Inc.
    • Gilles Beaulieu
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    PISTON ROD AND CYLINDER SEAL DEVICE FOR ALUMINUM BATH CRUST BREAKER
    • Publication number 20120313302
    • Publication date Dec 13, 2012
    • Mac Valves, Inc.
    • Gilles Beaulieu
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    PRESSURE BALANCED VALVE WITH DIAPHRAGM VALVE MEMBER END SEAL
    • Publication number 20120061600
    • Publication date Mar 15, 2012
    • Mac Valves, Inc.
    • Robert H. Neff
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    STEPPER MOTOR OPERATED BALANCED FLOW CONTROL VALVE
    • Publication number 20120012768
    • Publication date Jan 19, 2012
    • Mac Valves, Inc.
    • Paul A. Yahr
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PROPORTIONAL PRESSURE CONTROLLER
    • Publication number 20110179946
    • Publication date Jul 28, 2011
    • Mac Valves, Inc.
    • Timothy F. Walsh
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Pneumatic System Electrical Contact Device
    • Publication number 20110008995
    • Publication date Jan 13, 2011
    • Mac Valves, Inc.
    • Gilles Beaulieu
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Application

    PILOTED POPPET VALVE
    • Publication number 20100252132
    • Publication date Oct 7, 2010
    • Mac Valves, Inc.
    • Robert H. Neff
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Pneumatic System Electrical Contact Device
    • Publication number 20090308721
    • Publication date Dec 17, 2009
    • Mac Valves, Inc.
    • Gilles Beaulieu
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Application

    Balanced Solenoid Valve
    • Publication number 20080251748
    • Publication date Oct 16, 2008
    • Mac Valves, Inc.
    • Robert H. Neff
    • F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS

Trademarklast 30 trademarks

  • Information Trademark

    97776466 - MI/O-LINK
    • Serial number 97776466
    • Registration number 7368810
    • Filing date Feb 1, 2023
    • MAC VALVES, INC.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    87853170 - BVIQ
    • Serial number 87853170
    • Registration number 6080642
    • Filing date Mar 28, 2018
    • MAC VALVES, INC.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    87854203 - MIO67
    • Serial number 87854203
    • Registration number 5719646
    • Filing date Mar 28, 2018
    • MAC VALVES, INC.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    87237771 - MI/O-67
    • Serial number 87237771
    • Registration number 5342384
    • Filing date Nov 15, 2016
    • MAC VALVES, INC.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    77869967 - ERC
    • Serial number 77869967
    • Filing date Nov 11, 2009
    • MAC VALVES, INC.
    • 40 - Treatment of materials
  • Information Trademark

    77661253 - WINSITE
    • Serial number 77661253
    • Registration number 3789285
    • Filing date Feb 2, 2009
    • MAC VALVES, INC.
    • 35 - Advertising
  • Information Trademark

    77661226 - MAC NOID
    • Serial number 77661226
    • Registration number 3958317
    • Filing date Feb 2, 2009
    • MAC VALVES, INC.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    77323625 - BULLET VALVE
    • Serial number 77323625
    • Registration number 3752757
    • Filing date Nov 7, 2007
    • MAC VALVES, INC.
    • 7 - Machines and machine tools
  • Information Trademark

    76153480 - MDN
    • Serial number 76153480
    • Registration number 2587655
    • Filing date Oct 25, 2000
    • MAC VALVES, INC.
    • 35 - Advertising
  • Information Trademark

    76153481 - MDN
    • Serial number 76153481
    • Registration number 2587656
    • Filing date Oct 25, 2000
    • MAC VALVES, INC.
    • 35 - Advertising
  • Information Trademark

    75781341 - MACONNECT
    • Serial number 75781341
    • Registration number 2556732
    • Filing date Aug 16, 1999
    • MAC VALVES, INC.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    74608257 - CIRCUIT BAR
    • Serial number 74608257
    • Registration number 2024442
    • Filing date Dec 8, 1994
    • MAC VALVES, INC.
    • 7 - Machines and machine tools
  • Information Trademark

    74567279 - PROPORTIONAL MULTI-PRESSURE PAK
    • Serial number 74567279
    • Registration number 1970650
    • Filing date Aug 29, 1994
    • MAC VALVES, INC.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    74102974 - MULTI-PRESSURE PAK
    • Serial number 74102974
    • Registration number 1702897
    • Filing date Oct 4, 1990
    • MAC VALVES, INC.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    73118446 - PFC
    • Serial number 73118446
    • Registration number 1117145
    • Filing date Mar 9, 1977
    • MAC Valves, Inc.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    72252672 - MINAC
    • Serial number 72252672
    • Registration number 836574
    • Filing date Aug 18, 1966
    • MAC VALVES, INC.
    • 6 - Common metals and their alloys
  • Information Trademark

    72166204 - TIMAC
    • Serial number 72166204
    • Registration number 794318
    • Filing date Apr 5, 1963
    • MAC VALVES, INC.
    • 11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
  • Information Trademark

    72163849 - MAC
    • Serial number 72163849
    • Registration number 763329
    • Filing date Mar 4, 1963
    • MAC Valves, Inc.
    • 6 - Common metals and their alloys