2920536

Information

• Patent Grant
• 2920536

• References
• Source

• Patent Number

  2,920,536

• Date Filed

  Not available

• Date Issued

  Tuesday, January 12, 1960
  64 years ago

• CPC

  • F41A25/02 - Fluid-operated systems
  • B64D7/02 - the armaments being firearms
  • F41A5/20 - using a gas piston arranged concentrically around the barrel
  • F41A9/49 - Internally-powered drives, i.e. operated by propellant charge energy
  • B64D2700/62649 - Mounting of firearms

• US Classifications

  • 089 - Ordnance