James A Karnes

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Erie, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Plastic heating duct connectors
- Patent number 7,338,095
- Issue date Mar 4, 2008
- Dura-Tite Systems, LLC
- James A. Karnes
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Eave vent insulation
- Patent number 7,101,608
- Issue date Sep 5, 2006
- James A Karnes
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Heating duct
- Patent number 6,196,597
- Issue date Mar 6, 2001
- James A. Karnes
- F24 - HEATING RANGES VENTILATING