3229311

Information

• Patent Grant
• 3229311

• References
• Source

• Patent Number

  3,229,311

• Date Filed

  Not available

• Date Issued

  Tuesday, January 18, 1966
  59 years ago

• CPC

  • B63B51/04 - with free-floating flares
  • B63B22/003 - adapted for being launched from an aircraft or water vehicle
  • G10K11/006 - Transducer mounting in underwater equipment
  • H04B1/034 - Portable transmitters

• US Classifications

  • 441 - Buoys, rafts, and aquatic devices
  • 367 - Communications, electrical: acoustic wave systems and devices