3769103

Information

• Patent Grant
• 3769103

• References
• Source

• Patent Number

  3,769,103

• Date Filed

  Not available

• Date Issued

  Tuesday, October 30, 1973
  51 years ago

• CPC

  • C21D9/0093 - for screws; for bolts
  • C21D1/42 - Induction heating
  • C21D2221/00 - Treating localised areas of an article
  • Y02P10/253 - using induction furnaces
  • Y10S148/907 - Threaded or headed fastener

• US Classifications

  • 148 - Metal treatment