Elmer Laitinen

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Wheeler, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Wood burning furnace
- Patent number 6,817,354
- Issue date Nov 16, 2004
- Elmer Laitinen
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
Wood burning furnace
- Publication number 20040060553
- Publication date Apr 1, 2004
- Elmer Laitinen
- F24 - HEATING RANGES VENTILATING