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Flow control valve with rolling diaphragm
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Patent number 12,098,779
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Issue date Sep 24, 2024
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Griswold Controls, LLC
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Stefan I. Tuineag
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Flow control valve
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Patent number 11,772,211
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Issue date Oct 3, 2023
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Griswold Controls, LLC
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Stefan I. Tuineag
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Flow control valve
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Patent number 11,359,738
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Issue date Jun 14, 2022
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Griswold Controls, LLC
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Stefan I. Tuineag
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G05 - CONTROLLING REGULATING
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-
-
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Flow control valve
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Patent number 10,113,661
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Issue date Oct 30, 2018
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Griswold Controls, LLC
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Stefan I. Tuineag
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G05 - CONTROLLING REGULATING
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-
-
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Flow control valve
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Patent number 9,835,257
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Issue date Dec 5, 2017
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Griswold Controls, LLC
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Stefan I. Tuineag
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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-
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Replaceable valve shaft sealing system
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Patent number 7,971,854
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Issue date Jul 5, 2011
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Griswold Controls Inc
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David B Keiser
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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-
-
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Sand filter with rotating vanes
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Patent number 7,097,766
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Issue date Aug 29, 2006
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Griswold Controls
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Emmanuel G. Moya
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Insert for flow throttling ball valves
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Patent number 5,937,890
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Issue date Aug 17, 1999
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Griswold Controls, Inc.
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Ali Marandi
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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-
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Check valve
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Patent number 4,452,272
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Issue date Jun 5, 1984
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Griswold Controls
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David E. Griswold
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E03 - WATER SUPPLY SEWERAGE
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Check valve assembly
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Patent number 4,333,495
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Issue date Jun 8, 1982
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Griswold Controls
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David E. Griswold
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E03 - WATER SUPPLY SEWERAGE
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Flow Control Valve with Rolling Diaphragm
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Publication number 20240418291
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Publication date Dec 19, 2024
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Griswold Controls, LLC
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Stefan I. Tuineag
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Flow Control Valve with Rolling Diaphragm
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Publication number 20240068589
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Publication date Feb 29, 2024
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Griswold Controls, LLC
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Stefan I. Tuineag
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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FLOW CONTROL VALVE
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Publication number 20240009782
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Publication date Jan 11, 2024
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Griswold Controls, LLC
-
Stefan I. Tuineag
-
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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FLOW CONTROL VALVE
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Publication number 20220290772
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Publication date Sep 15, 2022
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Griswold Controls, LLC
-
Stefan I. Tuineag
-
G05 - CONTROLLING REGULATING
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-
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FLOW CONTROL VALVE
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Publication number 20190063631
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Publication date Feb 28, 2019
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Griswold Controls, LLC
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Stefan I. Tuineag
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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FLOW CONTROL VALVE
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Publication number 20180058603
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Publication date Mar 1, 2018
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Griswold Controls, LLC
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Stefan I. Tuineag
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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FLOW CONTROL VALVE
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Publication number 20170261110
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Publication date Sep 14, 2017
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Griswold Controls, LLC
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Stefan I. Tuineag
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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ADJUSTABLE PILOT OPERATED FLOW CONTROL VALVE
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Publication number 20170227134
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Publication date Aug 10, 2017
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Griswold Controls, LLC
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Stefan I. Tuineag
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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PRESSURE INDEPENDENT CONTROL VALVE
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Publication number 20170198825
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Publication date Jul 13, 2017
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Griswold Controls, LLC
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Stefan I. Tuineag
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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-
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Replaceable Valve Shaft Sealing System
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Publication number 20090079138
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Publication date Mar 26, 2009
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GRISWOLD CONTROLS INC
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David Burton Keiser
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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-
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87022917 - GC
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Serial number 87022917
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Registration number 5082289
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Filing date May 3, 2016
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Griswold Controls, LLC
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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86957132 - PINNACLE
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Serial number 86957132
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Filing date Mar 29, 2016
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Griswold Controls, LLC
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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86936374 - QUICKDISC
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Serial number 86936374
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Registration number 5172902
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Filing date Mar 10, 2016
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Griswold Controls, LLC
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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86934555 - QUICKDISC
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Serial number 86934555
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Registration number 5059368
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Filing date Mar 9, 2016
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Griswold Controls Corporation
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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86017715 - GC
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Serial number 86017715
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Registration number 4550514
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Filing date Jul 23, 2013
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Griswold Controls Corporation
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6 - Common metals and their alloys
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85880626 - PIM
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Serial number 85880626
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Filing date Mar 19, 2013
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Griswold Controls Inc
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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78702505 - HYDRONIC TECHNOLOGY SOLUTIONS THAT FIT
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Serial number 78702505
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Registration number 3320393
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Filing date Aug 29, 2005
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Griswold Controls Inc
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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78653663 - GREEN SAVER
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Serial number 78653663
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Registration number 3132386
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Filing date Jun 18, 2005
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Griswold Controls Corporation
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7 - Machines and machine tools
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78653680 - GRISWOLD CONTROLS
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Serial number 78653680
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Registration number 3135393
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Filing date Jun 18, 2005
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Griswold Controls Corporation
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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78653652 - MVP
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Serial number 78653652
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Filing date Jun 18, 2005
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Griswold Controls Corporation
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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78626550 - UNIMIZER
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Serial number 78626550
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Registration number 3144734
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Filing date May 10, 2005
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GRISWOLD CONTROLS
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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78626591 - AUTOMIZER
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Serial number 78626591
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Registration number 3150692
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Filing date May 10, 2005
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Griswold Controls Corporation
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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78626610 - QUICKSET
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Serial number 78626610
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Registration number 3156902
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Filing date May 10, 2005
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Griswold Controls Corporation
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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78385444 - PIC-V
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Serial number 78385444
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Registration number 3169430
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Filing date Mar 16, 2004
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GRISWOLD CONTROLS
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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74465581 - ULTRA Z
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Serial number 74465581
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Registration number 1875123
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Filing date Dec 6, 1993
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GRISWOLD CONTROLS
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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72328546 - GC
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Serial number 72328546
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Registration number 896740
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Filing date May 28, 1969
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GRISWOLD CONTROLS
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9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
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72262332 - GRISWOLD
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Serial number 72262332
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Registration number 841499
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Filing date Jan 11, 1967
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GRISWOLD CONTROLS
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6 - Common metals and their alloys