CA529999A - Circuit-arrangement for use in automatic signalling systems - Google Patents

Circuit-arrangement for use in automatic signalling systems

Info

Publication number
CA529999A
CA529999A CA529999A CA529999DA CA529999A CA 529999 A CA529999 A CA 529999A CA 529999 A CA529999 A CA 529999A CA 529999D A CA529999D A CA 529999DA CA 529999 A CA529999 A CA 529999A
Authority
CA
Canada
Prior art keywords
arrangement
circuit
signalling systems
automatic signalling
automatic
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
CA529999A
Other languages
French (fr)
Inventor
B. Buchner Robert
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Publication date
Application granted granted Critical
Publication of CA529999A publication Critical patent/CA529999A/en
Expired legal-status Critical Current

Links

CA529999A Circuit-arrangement for use in automatic signalling systems Expired CA529999A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA529999T

Publications (1)

Publication Number Publication Date
CA529999A true CA529999A (en) 1956-09-04

Family

ID=35683748

Family Applications (1)

Application Number Title Priority Date Filing Date
CA529999A Expired CA529999A (en) Circuit-arrangement for use in automatic signalling systems

Country Status (1)

Country Link
CA (1) CA529999A (en)

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