3842744

Information

• Patent Grant
• 3842744

• References
• Source

• Patent Number

  3,842,744

• Date Filed

  Not available

• Date Issued

  Tuesday, October 22, 1974
  50 years ago

• CPC

  • B65G47/496 - by use of magnetic responsive means
  • B07C3/005 - the transport holders of objects being provided with means for storing the destination signals
  • B07C3/16 - using magnetic detecting means
  • B61L23/005 - Automatic control or safety means for points for operator-less railway

• US Classifications

  • 104 - Railways
  • 246 - Railway switches and signals