2509888

Information

• Patent Grant
• 2509888

• References
• Source

• Patent Number

  2,509,888

• Date Filed

  Not available

• Date Issued

  Tuesday, May 30, 1950
  74 years ago

• CPC

  • B23B31/00 - Chucks Expansion mandrels Adaptations thereof for remote control
  • Y10T82/198 - having work driver

• US Classifications

  • 082 - Turning
  • 269 - Work holders
  • 451 - Abrading