1868435

Information

• Patent Grant
• 1868435

• References
• Source

• Patent Number

  1,868,435

• Date Filed

  Not available

• Date Issued

  Tuesday, July 19, 1932
  92 years ago

• CPC

  • B23B23/02 - Dead centres
  • B23B2233/08 - Centres or drivers comprising a ball
  • B23B2233/32 - Yieldable centres
  • Y10T82/2568 - Center

• US Classifications

  • 082 - Turning