1864367

Information

• Patent Grant
• 1864367

• References
• Source

• Patent Number

  1,864,367

• Date Filed

  Not available

• Date Issued

  Tuesday, June 21, 1932
  92 years ago

• CPC

  • B61L17/023 - Signalling; Signals with multiple indicating means

• US Classifications

  • 104 - Railways
  • 246 - Railway switches and signals