2376534

Information

• Patent Grant
• 2376534

• References
• Source

• Patent Number

  2,376,534

• Date Filed

  Not available

• Date Issued

  Tuesday, May 22, 1945
  79 years ago

• CPC

  • B61L5/1818 - using mobile coloured screen

• US Classifications

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