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Conserve Resources, Inc.
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Prescott, WA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Freeze resistant, Perkins tube type heat exchanger
Patent number
5,945,031
Issue date
Aug 31, 1999
Conserve Resources, Inc.
Milton F. Pravda
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Rotary absorption heat pump of improved performance
Patent number
5,303,565
Issue date
Apr 19, 1994
Conserve Resources, Inc.
Milton F. Pravda
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Rotary heat exchanger of improved effectiveness
Patent number
5,123,479
Issue date
Jun 23, 1992
Conserve Resources, Inc.
Milton F. Pravda
F28 - HEAT EXCHANGE IN GENERAL
Patents Applications
last 30 patents
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last 30 trademarks