David Francis Jeffers

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North Wales, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Projectile and munition including projectile
- Patent number 8,671,839
- Issue date Mar 18, 2014
- Joseph M. Bunczk
- F42 - AMMUNITION BLASTING

Patents Applicationslast 30 patents

Information Patent Application
Projectile and munition including projectile
- Publication number 20130112100
- Publication date May 9, 2013
- Joseph M. Bunczk
- F42 - AMMUNITION BLASTING