1325683

Information

• Patent Grant
• 1325683

• References
• Source

• Patent Number

  1,325,683

• Date Filed

  Not available

• Date Issued

  Tuesday, December 23, 1919
  105 years ago

• CPC

  • B61L15/0027 - Radio-based
  • Y10S200/10 - Curb, bumper and fender

• US Classifications

  • 246 - Railway switches and signals
  • 200 - Electricity: circuit makers and breakers