Archibald Tewarson

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Newton Center, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Smoke evaluating device and related method
- Patent number 8,181,504
- Issue date May 22, 2012
- Factory Mutual Insurance Company
- Archibald Tewarson
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
SMOKE EVALUATING DEVICE AND RELATED METHOD
- Publication number 20100206043
- Publication date Aug 19, 2010
- FACTORY MUTUAL INSURANCE COMPANY
- Archibald Tewarson
- G01 - MEASURING TESTING