2478601

Information

• Patent Grant
• 2478601

• References
• Source

• Patent Number

  2,478,601

• Date Filed

  Not available

• Date Issued

  Tuesday, August 9, 1949
  75 years ago

• CPC

  • B61L1/182 - Use of current of indifferent sort or a combination of different current types

• US Classifications

  • 246 - Railway switches and signals