3925839

Information

• Patent Grant
• 3925839

• References
• Source

• Patent Number

  3,925,839

• Date Filed

  Not available

• Date Issued

  Tuesday, December 16, 1975
  49 years ago

• CPC

  • B63C9/093 - using solid buoyant material

• US Classifications

  • 441 - Buoys, rafts, and aquatic devices
  • 002 - Apparel