Michael S. Duty

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New Richmond, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Smoke alarm and air cleaning device
- Patent number 5,451,929
- Issue date Sep 19, 1995
- Newtron Products Company
- Roger Adelman
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Smoke alarm and air cleaning device
- Patent number 5,182,542
- Issue date Jan 26, 1993
- Newtron Products Company
- Roger Adelman
- F24 - HEATING RANGES VENTILATING