CA194802A - Systeme de signaux - Google Patents

Systeme de signaux

Info

Publication number
CA194802A
CA194802A CA000194802A CA194802DA CA194802A CA 194802 A CA194802 A CA 194802A CA 000194802 A CA000194802 A CA 000194802A CA 194802D A CA194802D A CA 194802DA CA 194802 A CA194802 A CA 194802A
Authority
CA
Canada
Prior art keywords
signalling system
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
CA000194802A
Other languages
English (en)
Inventor
Dewitt C. Tanner
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
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of CA194802A publication Critical patent/CA194802A/fr
Expired legal-status Critical Current

Links

CA000194802A 1918-07-02 1918-07-02 Systeme de signaux Expired CA194802A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA194802T 1918-07-02

Publications (1)

Publication Number Publication Date
CA194802A true CA194802A (fr) 1919-12-09

Family

ID=45314453

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000194802A Expired CA194802A (fr) 1918-07-02 1918-07-02 Systeme de signaux

Country Status (1)

Country Link
CA (1) CA194802A (fr)

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