2419258

Information

• Patent Grant
• 2419258

• References
• Source

• Patent Number

  2,419,258

• Date Filed

  Not available

• Date Issued

  Tuesday, April 22, 1947
  77 years ago

• CPC

  • B61L23/163 - using direct current
  • Y10T74/20238 - Interlocked

• US Classifications

  • 361 - Electricity: electrical systems and devices
  • 074 - Machine element or mechanism
  • 335 - Electricity: magnetically operated switches, magnets, and electromagnets