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Evaporative cooler
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Patent number 6,575,436
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Issue date Jun 10, 2003
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Koolrayz Ind., LLC
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Raymond A. Litz
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B60 - VEHICLES IN GENERAL
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Fan cooled baby stroller
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Patent number 6,409,206
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Issue date Jun 25, 2002
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Ronald E. Willrich
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B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
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Evaporative cooling membrane device
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Patent number 5,946,931
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Issue date Sep 7, 1999
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The United States of America as represented by the administrator of the Natio...
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Curtis Lomax
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F24 - HEATING RANGES VENTILATING
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Drain valve
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Patent number 5,292,103
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Issue date Mar 8, 1994
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Pollution Control Pty. Ltd.
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Christopher P. West
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F24 - HEATING RANGES VENTILATING
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Air washer and method
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Patent number 5,247,809
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Issue date Sep 28, 1993
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Austin-Berryhill Fabricators, Inc.
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Robert A. Berryhill
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F24 - HEATING RANGES VENTILATING
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Quick car-cooling composition
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Patent number 4,983,314
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Issue date Jan 8, 1991
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North American Oil Company, Inc.
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Cal Yudin
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F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
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Evaporative cooler
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Patent number 4,752,419
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Issue date Jun 21, 1988
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Charles J. Sperr
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F24 - HEATING RANGES VENTILATING
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Evaporative cooler
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Patent number 4,649,000
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Issue date Mar 10, 1987
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William M. Biesemeyer
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F24 - HEATING RANGES VENTILATING
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Apparatus for ionizing air
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Patent number 4,643,744
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Issue date Feb 17, 1987
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Triactor Holdings Limited
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Douglas M. Brooks
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H01 - BASIC ELECTRIC ELEMENTS
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Capillary fin media
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Patent number 4,566,290
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Issue date Jan 28, 1986
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Arvin Industries, Inc.
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Roy T. Otterbein
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F24 - HEATING RANGES VENTILATING