1444875

Information

• Patent Grant
• 1444875

• References
• Source

• Patent Number

  1,444,875

• Date Filed

  Not available

• Date Issued

  Tuesday, February 13, 1923
  101 years ago

• CPC

  • B23B51/107 - having a pilot
  • Y10T279/17821 - Set screw
  • Y10T408/85988 - Screws mounted on common shaft

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool
  • 279 - Chucks or sockets