3357868

Information

• Patent Grant
• 3357868

• References
• Source

• Patent Number

  3,357,868

• Date Filed

  Not available

• Date Issued

  Tuesday, December 12, 1967
  57 years ago

• CPC

  • C22C38/42 - with copper
  • C22C38/28 - with titanium or zirconium
  • Y10S148/907 - Threaded or headed fastener
  • Y10S148/908 - Spring

• US Classifications

  • 148 - Metal treatment