717992

Information

• Patent Grant
• 717992

• References
• Source

• Patent Number

  717,992

• Date Filed

  Not available

• Date Issued

  Tuesday, January 6, 1903
  122 years ago

• CPC

  • B23G1/48 - for guiding the threading tools
  • Y10T408/639 - Reversible ratchet

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool