838000

Information

• Patent Grant
• 838000

• References
• Source

• Patent Number

  838,000

• Date Filed

  Not available

• Date Issued

  Tuesday, December 11, 1906
  118 years ago

• CPC

  • B25B13/463 - a pawl engaging an externally toothed wheel
  • Y10T74/2133 - Pawls and ratchets
  • Y10T408/639 - Reversible ratchet

• US Classifications

  • 074 - Machine element or mechanism
  • 408 - Cutting by use of rotating axially moving tool