John G. Pecka

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Chippewa Falls, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Secondary room air heat exchanger and method of heating secondary r...
- Patent number 8,978,639
- Issue date Mar 17, 2015
- Hearth & Home Technologies, Inc.
- Joshua H. Halverson
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
SECONDARY ROOM AIR HEAT EXCHANGER
- Publication number 20130092150
- Publication date Apr 18, 2013
- Hearth & Home Technologies, Inc.
- Joshua H. Halverson
- F24 - HEATING RANGES VENTILATING