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Bullet or Projectile With Spiral Grooves

  • US 20150354932A1
  • Filed: 04/21/2015
  • Published: 12/10/2015
  • Est. Priority Date: 04/21/2014
  • Status: Abandoned Application
First Claim
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1. A bullet or projectile comprising of spiral or partial spiral grooves on the surface of the bullet.

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