1489645

Information

• Patent Grant
• 1489645

• References
• Source

• Patent Number

  1,489,645

• Date Filed

  Not available

• Date Issued

  Tuesday, April 8, 1924
  100 years ago

• CPC

  • B25B13/46 - of the ratchet type, for providing a free return stroke of the handle
  • B25B13/465 - a pawl engaging an internally toothed ring
  • B25B13/467 - which are gear-operated
  • B25B17/00 - Hand-driven gear-operated wrenches or screwdrivers
  • B25B27/0057 - for screwing or unscrewing tire valve caps
  • Y10S81/10 - Iris-type wrench head

• US Classifications

  • 081 - Tools