877773

Information

• Patent Grant
• 877773

• References
• Source

• Patent Number

  877,773

• Date Filed

  Not available

• Date Issued

  Tuesday, January 28, 1908
  117 years ago

• CPC

  • B25B13/44 - of the chuck type
  • Y10S81/10 - Iris-type wrench head

• US Classifications

  • 081 - Tools
  • 269 - Work holders