2817989

Information

• Patent Grant
• 2817989

• References
• Source

• Patent Number

  2,817,989

• Date Filed

  Not available

• Date Issued

  Tuesday, December 31, 1957
  67 years ago

• CPC

  • B25B13/12 - the jaws being slidable
  • B25B13/18 - by cam, wedge, or lever
  • B25B13/22 - by ratchet action or toothed bars
  • Y10T24/44427 - with position locking-means for gripping members
  • Y10T24/44479 - Flat or leaf spring
  • Y10T74/2138 - Flexible single tooth

• US Classifications

  • 081 - Tools
  • 024 - Buckles, buttons, clasps, etc.
  • 074 - Machine element or mechanism