1723835

Information

• Patent Grant
• 1723835

• References
• Source

• Patent Number

  1,723,835

• Date Filed

  Not available

• Date Issued

  Tuesday, August 6, 1929
  95 years ago

• CPC

  • B61L3/14 - to cut-off the power supply to traction motors of electrically-propelled vehicles

• US Classifications

  • 246 - Railway switches and signals