3309962

Information

• Patent Grant
• 3309962

• References
• Source

• Patent Number

  3,309,962

• Date Filed

  Not available

• Date Issued

  Tuesday, March 21, 1967
  58 years ago

• CPC

  • G02B23/14 - Viewfinders
  • F41A23/20 - for disappearing guns
  • F41A27/18 - for gun turrets
  • F41G1/3935 - Transmission of sight movements to the associated gun
  • F41G3/20 - specially adapted for mountain artillery
  • F41H5/266 - Periscopes for fighting or armoured vehicles

• US Classifications

  • 089 - Ordnance
  • 359 - Optical: systems and elements