2215892

Information

• Patent Grant
• 2215892

• References
• Source

• Patent Number

  2,215,892

• Date Filed

  Not available

• Date Issued

  Tuesday, September 24, 1940
  84 years ago

• CPC

  • B61L17/023 - Signalling; Signals with multiple indicating means
  • B61L25/08 - Diagrammatic displays

• US Classifications

  • 246 - Railway switches and signals