3820297

Information

• Patent Grant
• 3820297

• References
• Source

• Patent Number

  3,820,297

• Date Filed

  Not available

• Date Issued

  Friday, June 28, 1974
  50 years ago

• CPC

  • F16B19/1054 - the pull-mandrel or the like being frangible
  • Y10T403/11 - including frangible component
  • Y10T403/26 - Non-adhering fluent material at joint

• US Classifications

  • 403 - Joints and connections
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener