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Centrifugal ventilator fan
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Patent number 5,707,209
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Issue date Jan 13, 1998
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Penn Ventilator Co., Inc.
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Vasanthi Iyer
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Ventilator fan device
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Patent number 5,336,050
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Issue date Aug 9, 1994
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Penn Ventilator Co. Inc.
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Joseph Guida
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Adjustable width louver
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Patent number 5,254,034
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Issue date Oct 19, 1993
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Penn Ventilator Company, Inc.
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Ronald A. Roth
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F24 - HEATING RANGES VENTILATING
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Smoke damper blade seal
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Patent number 5,060,557
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Issue date Oct 29, 1991
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Penn Ventilator Company, Inc.
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James C. Dunn
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F24 - HEATING RANGES VENTILATING
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75290518 - PENN VENTILATION OMNI
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Serial number 75290518
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Filing date May 12, 1997
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Penn Ventilator Co., 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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75258863 - PENN VENTILATION COMPANIES
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Serial number 75258863
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Filing date Mar 4, 1997
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Penn Ventilator Co., 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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74361936 - FUMEX
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Serial number 74361936
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Registration number 1802007
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Filing date Feb 25, 1993
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PENN VENTILATOR COMPANY
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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74361937 - PENN DYNAFAN
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Serial number 74361937
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Registration number 1803179
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Filing date Feb 25, 1993
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PENN VENTILATOR COMPANY
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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74361884 - DUCT DEFENDER
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Serial number 74361884
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Registration number 1803178
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Filing date Feb 25, 1993
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PENN VENTILATOR COMPANY
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes
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74291265 - WELDLOCK
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Serial number 74291265
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Registration number 1820555
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Filing date Jul 6, 1992
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PENN VENTILATOR COMPANY, 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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73797605 - FANPRICER
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Serial number 73797605
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Registration number 1628960
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Filing date May 4, 1989
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PENN VENTILATOR COMPANY, INC.
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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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73727201 - FANSPECS
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Serial number 73727201
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Registration number 1572650
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Filing date May 9, 1988
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PENN VENTILATOR COMPANY, INC.
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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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73727224 - LOUVERSPECS
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Serial number 73727224
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Registration number 1545866
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Filing date May 9, 1988
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PENN VENTILATOR COMPANY, INC.
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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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73727378 - LOUVERCAD
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Serial number 73727378
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Registration number 1546901
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Filing date May 9, 1988
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PENN VENTILATOR COMPANY, INC.
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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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73619649 - FC
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Serial number 73619649
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Registration number 1472004
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Filing date Sep 15, 1986
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Penn Ventilator Co. Inc.
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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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73619648 - Q
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Serial number 73619648
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Registration number 1444973
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Filing date Sep 15, 1986
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Penn Ventilator Co. Inc.
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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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73620130 - FANCAD
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Serial number 73620130
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Registration number 1434600
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Filing date Sep 12, 1986
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Penn Ventilator Co. Inc.
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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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73620139 - QUOTE-STATION
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Serial number 73620139
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Registration number 1434601
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Filing date Sep 12, 1986
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Penn Ventilator Co. Inc.
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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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73620140 - PENWARE
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Serial number 73620140
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Filing date Sep 12, 1986
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PENN VENTILATOR COMPANY, INC.
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16 - Paper, cardboard and goods made from these materials, not included in other classes
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73423419 - FANSIZER
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Serial number 73423419
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Registration number 1307764
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Filing date Apr 27, 1983
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Penn Ventilator Co. Inc.
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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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72113943 - PYROPORT
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Serial number 72113943
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Registration number 727501
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Filing date Feb 17, 1961
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PENN VENTILATOR CO. INC.
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11 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes