3834315

Information

• Patent Grant
• 3834315

• References
• Source

• Patent Number

  3,834,315

• Date Filed

  Not available

• Date Issued

  Tuesday, September 10, 1974
  50 years ago

• CPC

  • B61L23/005 - Automatic control or safety means for points for operator-less railway
  • B61B10/007 - Pneumatic destination marks

• US Classifications

  • 104 - Railways
  • 198 - Conveyors: power-driven