1766276

Information

• Patent Grant
• 1766276

• References
• Source

• Patent Number

  1,766,276

• Date Filed

  Not available

• Date Issued

  Tuesday, June 24, 1930
  94 years ago

• CPC

  • B23B31/16008 - Details of the jaws
  • Y10T279/1933 - Worm

• US Classifications

  • 279 - Chucks or sockets