David E. Shonerd

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Rancho Mirage, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Self-compensating solar collector
- Patent number 4,315,499
- Issue date Feb 16, 1982
- David E. Shonerd
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Hydro-solar system for heating and cooling
- Patent number 4,257,399
- Issue date Mar 24, 1981
- David E. Shonerd
- F24 - HEATING RANGES VENTILATING