3811379

Information

• Patent Grant
• 3811379

• References
• Source

• Patent Number

  3,811,379

• Date Filed

  Not available

• Date Issued

  Tuesday, May 21, 1974
  50 years ago

• CPC

  • F41G7/228 - using acoustic waves
  • B63G6/00 - Laying of mines or depth charges Vessels characterised thereby
  • F41F3/10 - from below the surface of the water
  • F42B22/12 - at a fixed depth setting
  • F42B22/44 - adapted to be launched from aircraft

• US Classifications

  • 102 - Ammunition and explosives
  • 114 - Ships
  • 367 - Communications, electrical: acoustic wave systems and devices