David A. Beckett

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London, CA

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Patents Grantslast 30 patents

Information Patent Grant
Furnace filter adapters and braces
- Patent number 8,388,717
- Issue date Mar 5, 2013
- 3M Innovative Properties Company
- David E. Livingstone
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
FURNACE FILTER ADAPTERS AND BRACES
- Publication number 20100101197
- Publication date Apr 29, 2010
- 3M Innovative Properties Company
- David E. Livingstone
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL