3097874

Information

• Patent Grant
• 3097874

• References
• Source

• Patent Number

  3,097,874

• Date Filed

  Not available

• Date Issued

  Tuesday, July 16, 1963
  61 years ago

• CPC

  • B63C11/50 - using grapnels
  • H02G1/10 - in or under water

• US Classifications

  • 294 - Handling: hand and hoist-line implements
  • 116 - Signals and indicators
  • 200 - Electricity: circuit makers and breakers
  • 367 - Communications, electrical: acoustic wave systems and devices
  • 405 - Hydraulic and earth engineering