David R. Spreen

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South Lake, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Automated firearm security measures to contact assistance
- Patent number 9,564,043
- Issue date Feb 7, 2017
- Double Pull Inc
- Raymon Sanders
- F41 - WEAPONS

Patents Applicationslast 30 patents

Information Patent Application
AUTOMATED FIREARM SECURITY MEASURES TO CONTACT ASSISTANCE
- Publication number 20150254968
- Publication date Sep 10, 2015
- Double Pull Inc.
- Raymon Sanders
- F41 - WEAPONS