1836524

Information

• Patent Grant
• 1836524

• References
• Source

• Patent Number

  1,836,524

• Date Filed

  Not available

• Date Issued

  Tuesday, December 15, 1931
  93 years ago

• CPC

  • E21B19/10 - Slips Spiders; Catching devices
  • Y10T279/1966 - Internal cone

• US Classifications

  • 279 - Chucks or sockets