CA292621A - Systeme de commande de circulation - Google Patents

Systeme de commande de circulation

Info

Publication number
CA292621A
CA292621A CA292621A CA292621DA CA292621A CA 292621 A CA292621 A CA 292621A CA 292621 A CA292621 A CA 292621A CA 292621D A CA292621D A CA 292621DA CA 292621 A CA292621 A CA 292621A
Authority
CA
Canada
Prior art keywords
control system
traffic control
traffic
control
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
CA292621A
Other languages
English (en)
Inventor
B. Radford John
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
Publication date
Application granted granted Critical
Publication of CA292621A publication Critical patent/CA292621A/fr
Expired legal-status Critical Current

Links

CA292621A Systeme de commande de circulation Expired CA292621A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA292621T

Publications (1)

Publication Number Publication Date
CA292621A true CA292621A (fr) 1929-08-27

Family

ID=35229434

Family Applications (1)

Application Number Title Priority Date Filing Date
CA292621A Expired CA292621A (fr) Systeme de commande de circulation

Country Status (1)

Country Link
CA (1) CA292621A (fr)

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