3721096

Information

• Patent Grant
• 3721096

• References
• Source

• Patent Number

  3,721,096

• Date Filed

  Not available

• Date Issued

  Tuesday, March 20, 1973
  51 years ago

• CPC

  • B63C5/04 - Bilge or keel blocks

• US Classifications

  • 405 - Hydraulic and earth engineering
  • 114 - Ships
  • 267 - Spring devices