CA522889A - Traffic control systems - Google Patents

Traffic control systems

Info

Publication number
CA522889A
CA522889A CA522889A CA522889DA CA522889A CA 522889 A CA522889 A CA 522889A CA 522889 A CA522889 A CA 522889A CA 522889D A CA522889D A CA 522889DA CA 522889 A CA522889 A CA 522889A
Authority
CA
Canada
Prior art keywords
control systems
traffic control
traffic
systems
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
CA522889A
Other languages
French (fr)
Inventor
M. Deloraine Edmund
R. Adams Paul
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 Telephone and Telegraph Corp
Original Assignee
International Telephone and Telegraph Corp
Publication date
Application granted granted Critical
Publication of CA522889A publication Critical patent/CA522889A/en
Expired legal-status Critical Current

Links

CA522889A Traffic control systems Expired CA522889A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA522889T

Publications (1)

Publication Number Publication Date
CA522889A true CA522889A (en) 1956-03-20

Family

ID=35676123

Family Applications (1)

Application Number Title Priority Date Filing Date
CA522889A Expired CA522889A (en) Traffic control systems

Country Status (1)

Country Link
CA (1) CA522889A (en)

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