2281986

Information

• Patent Grant
• 2281986

• References
• Source

• Patent Number

  2,281,986

• Date Filed

  Not available

• Date Issued

  Tuesday, May 5, 1942
  82 years ago

• CPC

  • B63B22/08 - having means to release or urge to the surface a buoy on submergence thereof
  • B63B2201/08 - Electric light
  • B63B2209/02 - water activated switches

• US Classifications

  • 441 - Buoys, rafts, and aquatic devices
  • 200 - Electricity: circuit makers and breakers