Raymond J. Dufour

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Wheaton, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Air conditioning apparatus and method
- Patent number 4,180,126
- Issue date Dec 25, 1979
- Gas Developments Corporation
- William F. Rush
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Solid adsorption air conditioning apparatus
- Patent number 4,169,362
- Issue date Oct 2, 1979
- Institute of Gas Technology
- Sanford A. Weil
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Solid adsorption air conditioning apparatus and method
- Patent number 4,121,432
- Issue date Oct 24, 1978
- Institute of Gas Technology
- Sanford A. Weil
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Air conditioning process
- Patent number 4,113,004
- Issue date Sep 12, 1978
- Gas Developments Corporation
- William F. Rush
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Air conditioning apparatus and method
- Patent number 4,081,024
- Issue date Mar 28, 1978
- Gas Developments Corporation
- William F. Rush
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Air conditioning process
- Patent number 4,014,380
- Issue date Mar 29, 1977
- Gas Developments Corporation
- William F. Rush
- F24 - HEATING RANGES VENTILATING