William Hartsig

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Pittsfield, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Automatic or semiautomatic rifle with folding clamshell buttstock
- Patent number 8,631,601
- Issue date Jan 21, 2014
- Colt Defense, LLC
- Kevin Langevin
- F41 - WEAPONS

Patents Applicationslast 30 patents

Information Patent Application
AUTOMATIC OR SEMIAUTOMATIC RIFLE WITH FOLDING CLAMSHELL BUTTSTOCK
- Publication number 20120137562
- Publication date Jun 7, 2012
- Colt Defense LLC
- Kevin Langevin
- F41 - WEAPONS