Islam O. Shahin

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Dallas, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Combination water heating and space heating apparatus and control t...
- Patent number 6,857,578
- Issue date Feb 22, 2005
- Lennox Manufacturing Inc.
- Robert J. Alvarez
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
Combination water heating and space heating apparatus and control t...
- Publication number 20040227003
- Publication date Nov 18, 2004
- Lennox Manufacturing Inc.
- Robert J. Alvarez
- F24 - HEATING RANGES VENTILATING