James N. Friedman

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Manlius, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Liquid-backed gas-fired heating system
- Patent number 4,782,815
- Issue date Nov 8, 1988
- Carrier Corporation
- James N. Friedman
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Induced draft submerged burner
- Patent number 4,570,612
- Issue date Feb 18, 1986
- Carrier Corporation
- Chester D. Ripka
- F24 - HEATING RANGES VENTILATING