Donal D. Brighenti

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Westminster, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for detection of hazardous or potentially haza...
- Patent number 7,619,534
- Issue date Nov 17, 2009
- SimplexGrinnell LP
- Mark P. Barrieau
- G08 - SIGNALLING

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for detection of hazardous or potentially haza...
- Publication number 20070296570
- Publication date Dec 27, 2007
- SimplexGrinnell LP
- Mark P. Barrieau
- G08 - SIGNALLING