1746388

Information

• Patent Grant
• 1746388

• References
• Source

• Patent Number

  1,746,388

• Date Filed

  Not available

• Date Issued

  Tuesday, February 11, 1930
  95 years ago

• CPC

  • B61L5/125 - Fixed signals, beacons, or the like

• US Classifications

  • 258 - Railway mail delivery