2722018

Information

• Patent Grant
• 2722018

• References
• Source

• Patent Number

  2,722,018

• Date Filed

  Not available

• Date Issued

  Tuesday, November 1, 1955
  69 years ago

• CPC

  • B63B22/00 - Buoys
  • B63B2205/04 - Having means to control payout

• US Classifications

  • 441 - Buoys, rafts, and aquatic devices
  • 114 - Ships