3805378

Information

• Patent Grant
• 3805378

• References
• Source

• Patent Number

  3,805,378

• Date Filed

  Not available

• Date Issued

  Tuesday, April 23, 1974
  50 years ago

• CPC

  • C22F1/10 - of nickel or cobalt or alloys based thereon
  • C22C19/07 - based on cobalt
  • H01F1/04 - Metals or alloys
  • H01H1/0201 - Materials for reed contacts
  • H01H1/66 - Contacts sealed in an evacuated or gas-filled envelope
  • H01H11/005 - of reed switches
  • Y10T29/49105 - Switch making

• US Classifications

  • 029 - Metal working
  • 200 - Electricity: circuit makers and breakers
  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets