1808051

Information

• Patent Grant
• 1808051

• References
• Source

• Patent Number

  1,808,051

• Date Filed

  Not available

• Date Issued

  Tuesday, June 2, 1931
  93 years ago

• CPC

  • B23B51/123 - Conical reduction sleeves
  • Y10T279/17863 - Shouldered-tang holding
  • Y10T279/17965 - Drill type

• US Classifications

  • 279 - Chucks or sockets