3643615

Information

• Patent Grant
• 3643615

• References
• Source

• Patent Number

  3,643,615

• Date Filed

  Not available

• Date Issued

  Tuesday, February 22, 1972
  52 years ago

• CPC

  • B63B19/08 - Ports or like openings in vessels' sides or at the vessels' bow or stern
  • B63G8/40 - Rescue equipment for personnel

• US Classifications

  • 114 - Ships