3893052

Information

• Patent Grant
• 3893052

• References
• Source

• Patent Number

  3,893,052

• Date Filed

  Not available

• Date Issued

  Tuesday, July 1, 1975
  50 years ago

• CPC

  • H01F7/1615 - Armatures or stationary parts of magnetic circuit having permanent magnet
  • G08B5/32 - with indicator element moving rectilinearly
  • H01F7/122 - by permanent magnets
  • H01H71/1054 - Means for avoiding unauthorised release
  • H01H71/322 - with plunger type armature

• US Classifications

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