2211181

Information

• Patent Grant
• 2211181

• References
• Source

• Patent Number

  2,211,181

• Date Filed

  Not available

• Date Issued

  Tuesday, August 13, 1940
  84 years ago

• CPC

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

• US Classifications

  • 246 - Railway switches and signals