3727904

Information

• Patent Grant
• 3727904

• References
• Source

• Patent Number

  3,727,904

• Date Filed

  Not available

• Date Issued

  Tuesday, April 17, 1973
  51 years ago

• CPC

  • B23B31/023 - for screw-threads
  • B23B31/1173 - using springs
  • Y10T279/3418 - for particular tool or workpiece

• US Classifications

  • 269 - Work holders
  • 279 - Chucks or sockets
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener