2128164

Information

• Patent Grant
• 2128164

• References
• Source

• Patent Number

  2,128,164

• Date Filed

  Not available

• Date Issued

  Tuesday, August 23, 1938
  86 years ago

• CPC

  • B61L1/06 - actuated by deformation of rail actuated by vibration in rail

• US Classifications

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