CA497921A - Code signalling systems - Google Patents

Code signalling systems

Info

Publication number
CA497921A
CA497921A CA497921A CA497921DA CA497921A CA 497921 A CA497921 A CA 497921A CA 497921 A CA497921 A CA 497921A CA 497921D A CA497921D A CA 497921DA CA 497921 A CA497921 A CA 497921A
Authority
CA
Canada
Prior art keywords
signalling systems
code signalling
code
systems
signalling
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
CA497921A
Other languages
French (fr)
Inventor
L. M. Lequeau Roger
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 CA497921A publication Critical patent/CA497921A/en
Expired legal-status Critical Current

Links

CA497921A Code signalling systems Expired CA497921A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA497921T

Publications (1)

Publication Number Publication Date
CA497921A true CA497921A (en) 1953-11-24

Family

ID=35643357

Family Applications (1)

Application Number Title Priority Date Filing Date
CA497921A Expired CA497921A (en) Code signalling systems

Country Status (1)

Country Link
CA (1) CA497921A (en)

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