2222640

Information

• Patent Grant
• 2222640

• References
• Source

• Patent Number

  2,222,640

• Date Filed

  Not available

• Date Issued

  Tuesday, November 26, 1940
  84 years ago

• CPC

  • B24B19/28 - for grinding shoes or linings of drum brakes
  • Y10T279/17701 - Threaded cam sleeve
  • Y10T279/1981 - External-cone actuated

• US Classifications

  • 451 - Abrading
  • 279 - Chucks or sockets