Richard D. Jeffers

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North Syracuse, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for integrating operation of a heat pump and a...
- Patent number 4,476,920
- Issue date Oct 16, 1984
- Carrier Corporation
- Alan S. Drucker
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Rooftop type air conditioner
- Patent number 4,242,876
- Issue date Jan 6, 1981
- Carrier Corporation
- Edward G. Cooper
- F24 - HEATING RANGES VENTILATING