Lawrence V. Butler

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Scottsdale, AZ, US

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Patents Grantslast 30 patents

Information Patent Grant
Recoil pads including gas chambers, firearms including such recoil...
- Patent number 9,021,727
- Issue date May 5, 2015
- Lawrence V. Butler
- F41 - WEAPONS
Information Patent Grant
Semi-automatic gas-operated shotgun
- Patent number 6,564,691
- Issue date May 20, 2003
- Lawrence V Butler
- F41 - WEAPONS
Information Patent Grant
Semi-automatic gas-operated shotgun
- Patent number 6,347,569
- Issue date Feb 19, 2002
- Lawrence V Butler
- F41 - WEAPONS

Patents Applicationslast 30 patents

Information Patent Application
RECOIL PADS INCLUDING GAS CHAMBERS AND A BASE PLATE ASSEMBLY, FIREA...
- Publication number 20160273874
- Publication date Sep 22, 2016
- Lawrence V. Butler
- F41 - WEAPONS
Information Patent Application
RECOIL PADS INCLUDING GAS CHAMBERS, FIREARMS INCLUDING SUCH RECOIL...
- Publication number 20140196336
- Publication date Jul 17, 2014
- Lawrence V. Butler
- F41 - WEAPONS
Information Patent Application
Semi-automatic gas-operated shotgun
- Publication number 20020139241
- Publication date Oct 3, 2002
- Lawrence V. Butler
- F41 - WEAPONS