3851491

Information

• Patent Grant
• 3851491

• References
• Source

• Patent Number

  3,851,491

• Date Filed

  Not available

• Date Issued

  Tuesday, December 3, 1974
  50 years ago

• CPC

  • B63C11/40 - adapted to specific work
  • B25J5/06 - Manipulators combined with a control cab for the operator
  • E21B41/04 - Manipulators for underwater operations
  • E21B41/06 - Work chambers for underwater operations

• US Classifications

  • 405 - Hydraulic and earth engineering
  • 114 - Ships
  • 414 - Material or article handling
  • 901 - Robots