3858166

Information

• Patent Grant
• 3858166

• References
• Source

• Patent Number

  3,858,166

• Date Filed

  Not available

• Date Issued

  Tuesday, December 31, 1974
  50 years ago

• CPC

  • G01S1/72 - using ultrasonic, sonic or infrasonic waves
  • B63B21/02 - Magnetic mooring equipment
  • B63B22/06 - with means to cause the buoy to surface in response to a transmitted signal
  • G10K11/006 - Transducer mounting in underwater equipment
  • B63B2201/18 - Sonar
  • B63B2211/02 - Oceanography

• US Classifications

  • 367 - Communications, electrical: acoustic wave systems and devices
  • 294 - Handling: hand and hoist-line implements
  • 441 - Buoys, rafts, and aquatic devices