2590228

Information

• Patent Grant
• 2590228

• References
• Source

• Patent Number

  2,590,228

• Date Filed

  Not available

• Date Issued

  Tuesday, March 25, 1952
  73 years ago

• CPC

  • G01R31/3278 - of relays, solenoids or reed switches
  • H01H51/2245 - Armature inside coil

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 178 - Telegraphy
  • 324 - Electricity: measuring and testing