3156933

Information

• Patent Grant
• 3156933

• References
• Source

• Patent Number

  3,156,933

• Date Filed

  Not available

• Date Issued

  Tuesday, November 17, 1964
  60 years ago

• CPC

  • B63B22/14 - Buoy-to-object securing means responsive to hydrostatic pressure
  • B63B2201/22 - Spread-open chemicals or other products
  • B63B2205/08 - with means for recovering the sunken object

• US Classifications

  • 441 - Buoys, rafts, and aquatic devices
  • 116 - Signals and indicators