3565185

Information

• Patent Grant
• 3565185

• References
• Source

• Patent Number

  3,565,185

• Date Filed

  Not available

• Date Issued

  Tuesday, February 23, 1971
  53 years ago

• CPC

  • E21B19/081 - Screw-and-nut feed mechanisms

• US Classifications

  • 173 - Tool driving or impacting