3878490

Information

• Patent Grant
• 3878490

• References
• Source

• Patent Number

  3,878,490

• Date Filed

  Not available

• Date Issued

  Tuesday, April 15, 1975
  49 years ago

• CPC

  • H01F5/00 - Coils
  • H01J29/764 - using toroidal windings
  • Y10T29/49071 - by winding or coiling

• US Classifications

  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets
  • 029 - Metal working
  • 336 - Inductor devices