3311859

Information

• Patent Grant
• 3311859

• References
• Source

• Patent Number

  3,311,859

• Date Filed

  Not available

• Date Issued

  Tuesday, March 28, 1967
  57 years ago

• CPC

  • H01F7/122 - by permanent magnets
  • G08B5/24 - with indicator element moving about a pivot
  • G08C19/06 - using variable inductance
  • H01F7/127 - Assembling

• US Classifications

  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets
  • 340 - Communications: electrical