CA677150A - Coded railway signaling systems employing normally energized reversible track circuits - Google Patents

Coded railway signaling systems employing normally energized reversible track circuits

Info

Publication number
CA677150A
CA677150A CA677150A CA677150DA CA677150A CA 677150 A CA677150 A CA 677150A CA 677150 A CA677150 A CA 677150A CA 677150D A CA677150D A CA 677150DA CA 677150 A CA677150 A CA 677150A
Authority
CA
Canada
Prior art keywords
systems employing
signaling systems
track circuits
normally energized
railway signaling
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA677150A
Inventor
D. Ihrig Clifford
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Westinghouse Air Brake Co
Original Assignee
Westinghouse Air Brake Co
Publication date
Application granted granted Critical
Publication of CA677150A publication Critical patent/CA677150A/en
Expired legal-status Critical Current

Links

CA677150A Coded railway signaling systems employing normally energized reversible track circuits Expired CA677150A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA677150T

Publications (1)

Publication Number Publication Date
CA677150A true CA677150A (en) 1963-12-31

Family

ID=35978233

Family Applications (1)

Application Number Title Priority Date Filing Date
CA677150A Expired CA677150A (en) Coded railway signaling systems employing normally energized reversible track circuits

Country Status (1)

Country Link
CA (1) CA677150A (en)

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