1789519

Information

• Patent Grant
• 1789519

• References
• Source

• Patent Number

  1,789,519

• Date Filed

  Not available

• Date Issued

  Tuesday, January 20, 1931
  94 years ago

• CPC

  • B63B35/62 - formed from logs or the like

• US Classifications

  • 441 - Buoys, rafts, and aquatic devices