3421564

Information

• Patent Grant
• 3421564

• References
• Source

• Patent Number

  3,421,564

• Date Filed

  Not available

• Date Issued

  Tuesday, January 14, 1969
  55 years ago

• CPC

  • F16B35/04 - with specially-shaped head or shaft in order to fix the bolt on or in an object
  • Y10S411/939 - Longitudinal key
  • Y10S411/971 - And side lock

• US Classifications

  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener