3831527

Information

• Patent Grant
• 3831527

• References
• Source

• Patent Number

  3,831,527

• Date Filed

  Not available

• Date Issued

  Tuesday, August 27, 1974
  50 years ago

• CPC

  • B61L11/02 - Using mechanical interaction between vehicle and track

• US Classifications

  • 104 - Railways
  • 105 - Railway rolling stock