3308494

Information

• Patent Grant
• 3308494

• References
• Source

• Patent Number

  3,308,494

• Date Filed

  Not available

• Date Issued

  Tuesday, March 14, 1967
  58 years ago

• CPC

  • B63C9/24 - Arrangements of inflating valves or of controls thereof
  • B63C9/155 - inflatable
  • B63C2009/133 - specially adapted for being attachable to the user's head or neck
  • Y10T137/1624 - Destructible or deformable element controlled

• US Classifications

  • 441 - Buoys, rafts, and aquatic devices
  • 137 - Fluid handling
  • 222 - Dispensing
  • 251 - Valves and valve actuation