3602301

Information

• Patent Grant
• 3602301

• References
• Source

• Patent Number

  3,602,301

• Date Filed

  Not available

• Date Issued

  Tuesday, August 31, 1971
  53 years ago

• CPC

  • B63C11/44 - of open type
  • E21B41/06 - Work chambers for underwater operations

• US Classifications

  • 166 - Wells
  • 175 - Boring or penetrating the earth