3376780

Information

• Patent Grant
• 3376780

• References
• Source

• Patent Number

  3,376,780

• Date Filed

  Not available

• Date Issued

  Tuesday, April 9, 1968
  57 years ago

• CPC

  • C22C38/42 - with copper
  • C22C38/58 - with more than 1.5% by weight of manganese
  • Y10S148/907 - Threaded or headed fastener
  • Y10S148/908 - Spring
  • Y10S411/902 - Metal core

• US Classifications

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