1840551

Information

• Patent Grant
• 1840551

• References
• Source

• Patent Number

  1,840,551

• Date Filed

  Not available

• Date Issued

  Tuesday, January 12, 1932
  94 years ago

• CPC

  • F41A3/26 - semi-automatically or automatically operated
  • F41A3/18 - hand-operated
  • F41A3/68 - Bolt stops
  • F41A5/24 - by direct action of gas pressure on bolt or locking elements
  • F41A9/52 - Arrangements for changing from automatic or magazine-loading to hand-loading
  • F41A17/56 - Sear safeties

• US Classifications

  • 089 - Ordnance
  • 042 - Firearms