2207097

Information

• Patent Grant
• 2207097

• References
• Source

• Patent Number

  2,207,097

• Date Filed

  Not available

• Date Issued

  Tuesday, July 9, 1940
  84 years ago

• CPC

  • B61L5/1854 - Mounting and focussing of the light source in a lamp, fixing means
  • B61L17/00 - Switching systems for classification yards

• US Classifications

  • 250 - Radiant energy
  • 246 - Railway switches and signals