3454297

Information

• Patent Grant
• 3454297

• References
• Source

• Patent Number

  3,454,297

• Date Filed

  Not available

• Date Issued

  Tuesday, July 8, 1969
  55 years ago

• CPC

  • E21B19/07 - Slip-type elevators
  • Y10T24/44308 - Tapered face

• US Classifications

  • 294 - Handling: hand and hoist-line implements
  • 024 - Buckles, buttons, clasps, etc.