1921316

Information

• Patent Grant
• 1921316

• References
• Source

• Patent Number

  1,921,316

• Date Filed

  Not available

• Date Issued

  Tuesday, August 8, 1933
  91 years ago

• CPC

  • B23B31/408 - Work or tool supported by two conical surfaces
  • Y10T82/268 - Expansible
  • Y10T279/1004 - Collet type
  • Y10T279/1045 - Internal cone

• US Classifications

  • 269 - Work holders
  • 082 - Turning
  • 279 - Chucks or sockets