3240930

Information

• Patent Grant
• 3240930

• References
• Source

• Patent Number

  3,240,930

• Date Filed

  Not available

• Date Issued

  Tuesday, March 15, 1966
  59 years ago

• CPC

  • B61K7/12 - electrically controlled

• US Classifications

  • 246 - Railway switches and signals
  • 324 - Electricity: measuring and testing
  • 340 - Communications: electrical