3820179

Information

• Patent Grant
• 3820179

• References
• Source

• Patent Number

  3,820,179

• Date Filed

  Not available

• Date Issued

  Friday, June 28, 1974
  51 years ago

• CPC

  • B63C9/155 - inflatable
  • B63C2009/131 - specially adapted for being attachable to a single arm or wrist

• US Classifications

  • 441 - Buoys, rafts, and aquatic devices