2764751

Information

• Patent Grant
• 2764751

• References
• Source

• Patent Number

  2,764,751

• Date Filed

  Not available

• Date Issued

  Tuesday, September 25, 1956
  68 years ago

• CPC

  • H02B15/04 - consisting of building blocks
  • B61L25/08 - Diagrammatic displays
  • H02B15/00 - Supervisory desks or panels for centralised control or display

• US Classifications

  • 246 - Railway switches and signals
  • 040 - Card, picture, or sign exhibiting
  • 340 - Communications: electrical
  • 362 - Illumination
  • 439 - Electrical connectors