1814087

Information

• Patent Grant
• 1814087

• References
• Source

• Patent Number

  1,814,087

• Date Filed

  Not available

• Date Issued

  Tuesday, July 14, 1931
  93 years ago

• CPC

  • B23B23/02 - Dead centres
  • B23B2233/24 - Centres or drivers with inserts
  • B23B2240/04 - Bayonet connections
  • B23B2260/04 - Centre drills of known configuration
  • Y10T82/2568 - Center

• US Classifications

  • 082 - Turning