1534916

Information

• Patent Grant
• 1534916

• References
• Source

• Patent Number

  1,534,916

• Date Filed

  Not available

• Date Issued

  Tuesday, April 21, 1925
  99 years ago

• CPC

  • E21B17/043 - with locking means
  • Y10S16/37 - Nut lock
  • Y10T279/17941 - Nut lock
  • Y10T403/589 - Cam or thread lock

• US Classifications

  • 279 - Chucks or sockets
  • 016 - Miscellaneous hardware
  • 403 - Joints and connections