1372577

Information

• Patent Grant
• 1372577

• References
• Source

• Patent Number

  1,372,577

• Date Filed

  Not available

• Date Issued

  Tuesday, March 22, 1921
  104 years ago

• CPC

  • B23B23/02 - Dead centres
  • B23Q3/12 - for securing to a spindle in general
  • B23B2233/24 - Centres or drivers with inserts
  • Y10T82/2568 - Center
  • Y10T279/17941 - Nut lock
  • Y10T279/3406 - Adapter

• US Classifications

  • 082 - Turning
  • 279 - Chucks or sockets