2090522

Information

• Patent Grant
• 2090522

• References
• Source

• Patent Number

  2,090,522

• Date Filed

  Not available

• Date Issued

  Tuesday, August 17, 1937
  87 years ago

• CPC

  • H01H51/088 - moved alternately in opposite directions

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets