3482089

Information

• Patent Grant
• 3482089

• References
• Source

• Patent Number

  3,482,089

• Date Filed

  Not available

• Date Issued

  Tuesday, December 2, 1969
  55 years ago

• CPC

  • H04Q9/16 - by predetermined number of pulses
  • G08C15/12 - the signals being represented by pulse characteristics in transmission link

• US Classifications

  • 246 - Railway switches and signals
  • 105 - Railway rolling stock