2135496

Information

• Patent Grant
• 2135496

• References
• Source

• Patent Number

  2,135,496

• Date Filed

  Not available

• Date Issued

  Tuesday, November 8, 1938
  85 years ago

• CPC

  • B61L1/183 - Use of means on the vehicle for improving short circuit

• US Classifications

  • 246 - Railway switches and signals