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Cutter assembly
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Patent number 8,826,929
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Issue date Sep 9, 2014
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Elster Perfection Corporation
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James R. Moran
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Tapping tee assembly with cap assembly
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Patent number 7,721,754
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Issue date May 25, 2010
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Elster Perfection Corporation
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Jason Knaus
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Crimped gas riser with jacket assembly
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Patent number 7,125,052
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Issue date Oct 24, 2006
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Perfection Corporation
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David L. Robison
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Heat trap
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Patent number 7,093,565
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Issue date Aug 22, 2006
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Perfection Corporation
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David L. Robison
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F24 - HEATING RANGES VENTILATING
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-
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Stab-type coupling for conduit
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Patent number 5,947,532
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Issue date Sep 7, 1999
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Perfection Corporation
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James M. Lorenz
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Anti-rotation bracket
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Patent number 5,839,703
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Issue date Nov 24, 1998
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Perfection Corporation
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Robert D. Tesar
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Pipe coupling assembly
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Patent number 5,779,285
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Issue date Jul 14, 1998
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Perfection Corporation
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Dave Robison
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Field assembled gas riser
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Patent number 5,590,914
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Issue date Jan 7, 1997
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Perfection Corporation
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David K. Platner
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Tapping tee assembly
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Patent number 5,425,395
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Issue date Jun 20, 1995
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Perfection Corporation
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Michael Brennan
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Ball valve
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Patent number 5,397,101
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Issue date Mar 14, 1995
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Perfection Corporation
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Barry G. O'Connell
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Gas riser apparatus and method
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Patent number 5,326,137
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Issue date Jul 5, 1994
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Perfection Corporation
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James M. Lorenz
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Reinforced polymer valve
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Patent number 5,149,054
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Issue date Sep 22, 1992
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Perfection Corporation
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David P. Passerell
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Universal bracket assembly
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Patent number 4,993,670
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Issue date Feb 19, 1991
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Perfection Corporation
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Robert D. Tesar
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Valve and tapping tee apparatus and method
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Patent number 4,809,735
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Issue date Mar 7, 1989
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Perfection Corporation
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Frank R. Volgstadt
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Angle valve
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Patent number 4,750,707
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Issue date Jun 14, 1988
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Perfection Corporation
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Ronald L. Johncox
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Valve and tapping tee apparatus and method
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Patent number 4,730,636
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Issue date Mar 15, 1988
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Perfection Corporation
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Frank R. Volgstadt
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Coupling apparatus
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Patent number 4,712,813
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Issue date Dec 15, 1987
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Perfection Corporation
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David P. Passerell
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Stab-type coupling
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Patent number 4,628,965
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Issue date Dec 16, 1986
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Perfection Corporation
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David P. Passerell
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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No-hole insertion joint
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Patent number 4,487,432
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Issue date Dec 11, 1984
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Perfection Corporation
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David P. Passerell
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Gas riser apparatus
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Patent number 4,482,170
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Issue date Nov 13, 1984
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Perfection Corporation
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Irvin D. Jacobson
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Angle cock valve
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Patent number 4,418,888
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Issue date Dec 6, 1983
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Perfection Corporation
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Irvin D. Jacobson
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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77953138 - GEOSERT
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Serial number 77953138
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Registration number 3967426
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Filing date Mar 8, 2010
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Elster Perfection Corporation
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17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes
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77796641 - COPPERSERT
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Serial number 77796641
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Registration number 3843909
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Filing date Aug 4, 2009
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Elster Perfection Corporation
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17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes
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78813165
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Serial number 78813165
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Registration number 3293722
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Filing date Feb 13, 2006
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Perfection Corporation
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7 - Machines and machine tools
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78588609 - PERMATITE
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Serial number 78588609
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Registration number 3197492
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Filing date Mar 16, 2005
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Perfection Corporation
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20 - Furniture, mirrors, picture frames
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76109253 - HYDROSERT
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Serial number 76109253
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Registration number 2586375
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Filing date Aug 14, 2000
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Perfection 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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75631071 - HYDROSERT
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Serial number 75631071
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Registration number 2418243
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Filing date Feb 1, 1999
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Perfection Corporation
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7 - Machines and machine tools
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74564710 - PERMALOCK
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Serial number 74564710
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Registration number 1911126
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Filing date Aug 23, 1994
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Perfection Corporation
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7 - Machines and machine tools
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74057279 - SERVI-SERT
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Serial number 74057279
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Registration number 1678399
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Filing date May 9, 1990
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Perfection 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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73355914 - CLEAR FLOW
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Serial number 73355914
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Registration number 1280636
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Filing date Mar 22, 1982
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Perfection 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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73339172 - THE GAS MASTER
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Serial number 73339172
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Registration number 1253580
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Filing date Nov 27, 1981
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Perfection Corporation
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6 - Common metals and their alloys
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73184011 - PERMASERT
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Serial number 73184011
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Registration number 1137732
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Filing date Aug 30, 1978
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Perfection Corporation
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7 - Machines and machine tools
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73152528 - PERFECTION
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Serial number 73152528
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Registration number 1105573
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Filing date Dec 19, 1977
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Perfection 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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73133977 - PERFECTION
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Serial number 73133977
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Registration number 1107895
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Filing date Jul 14, 1977
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Perfection 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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73131090 - PLASTISERT
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Serial number 73131090
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Registration number 1083839
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Filing date Jun 20, 1977
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Perfection Corporation
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6 - Common metals and their alloys
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73131085 - COPPERSERT
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Serial number 73131085
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Registration number 1095692
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Filing date Jun 20, 1977
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Perfection Corporation
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6 - Common metals and their alloys
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73127662 - MASTER FLOW
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Serial number 73127662
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Registration number 1094962
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Filing date May 23, 1977
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Perfection Corporation
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6 - Common metals and their alloys
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73127663 - PERFECTION
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Serial number 73127663
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Registration number 1096471
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Filing date May 23, 1977
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Perfection Corporation
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6 - Common metals and their alloys
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72173496 - COPPERSERT
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Serial number 72173496
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Registration number 766204
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Filing date Jul 22, 1963
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Perfection Corporation
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6 - Common metals and their alloys