CA507809A - Traffic control systems - Google Patents

Traffic control systems

Info

Publication number
CA507809A
CA507809A CA507809A CA507809DA CA507809A CA 507809 A CA507809 A CA 507809A CA 507809 A CA507809 A CA 507809A CA 507809D A CA507809D A CA 507809DA CA 507809 A CA507809 A CA 507809A
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
CA507809A
Other languages
French (fr)
Inventor
Wallace Marcel
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.)
PANORAMIC RADIO Corp
Original Assignee
PANORAMIC RADIO Corp
Publication date
Application granted granted Critical
Publication of CA507809A publication Critical patent/CA507809A/en
Expired legal-status Critical Current

Links

CA507809A Traffic control systems Expired CA507809A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA507809T

Publications (1)

Publication Number Publication Date
CA507809A true CA507809A (en) 1954-11-30

Family

ID=35653754

Family Applications (1)

Application Number Title Priority Date Filing Date
CA507809A Expired CA507809A (en) Traffic control systems

Country Status (1)

Country Link
CA (1) CA507809A (en)

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