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Static efficiency enhancer for axial fans
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Patent number 5,501,576
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Issue date Mar 26, 1996
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Hudson Products Corporation
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Robert C. Monroe
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Fan blade width extender
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Patent number 5,328,329
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Issue date Jul 12, 1994
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Hudson Products Corporation
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Robert C. Monroe
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Extruded aluminum fan blade
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Patent number 5,328,330
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Issue date Jul 12, 1994
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Hudson Products Corporation
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Robert C. Monroe
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Static efficiency enhancer for axial fans
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Patent number 5,328,335
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Issue date Jul 12, 1994
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Hudson Products Corporation
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Robert C. Monroe
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Fan blade
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Patent number 5,213,476
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Issue date May 25, 1993
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Hudson Products Corporation
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Robert C. Monroe
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Leading edge protection for fan blade
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Patent number 5,210,946
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Issue date May 18, 1993
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Hudson Products Corporation
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Robert C. Monroe
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Leading edge protection for fan blade
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Patent number 5,165,859
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Issue date Nov 24, 1992
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Hudson Products Corporation
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Robert C. Monroe
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Method for manufacuring fan blades
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Patent number 5,156,786
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Issue date Oct 20, 1992
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Hudson Products Corporation
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Robert C. Monroe
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Axial flow fans
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Patent number 4,634,341
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Issue date Jan 6, 1987
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Hudson Products Corporation
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Robert C. Monroe
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Axial flow fans and blades therefor
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Patent number 4,345,877
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Issue date Aug 24, 1982
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Hudson Products Corporation
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Robert C. Monroe
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F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
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Bearing assembly
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Patent number 4,019,792
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Issue date Apr 26, 1977
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Hudson Products Corporation
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Robert C. Monroe
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...