CA407989A - Systeme a commande des signaux et de la direction des trains - Google Patents

Systeme a commande des signaux et de la direction des trains

Info

Publication number
CA407989A
CA407989A CA407989A CA407989DA CA407989A CA 407989 A CA407989 A CA 407989A CA 407989 A CA407989 A CA 407989A CA 407989D A CA407989D A CA 407989DA CA 407989 A CA407989 A CA 407989A
Authority
CA
Canada
Prior art keywords
control system
point control
railway signal
railway
signal
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
CA407989A
Other languages
English (en)
Inventor
Balmain Griffiths John
Brown Andrew
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
Publication date
Application granted granted Critical
Publication of CA407989A publication Critical patent/CA407989A/fr
Expired legal-status Critical Current

Links

CA407989A Systeme a commande des signaux et de la direction des trains Expired CA407989A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA407989T

Publications (1)

Publication Number Publication Date
CA407989A true CA407989A (fr) 1942-10-13

Family

ID=35419289

Family Applications (1)

Application Number Title Priority Date Filing Date
CA407989A Expired CA407989A (fr) Systeme a commande des signaux et de la direction des trains

Country Status (1)

Country Link
CA (1) CA407989A (fr)

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