CA185023A - Systeme de signaux electriques - Google Patents

Systeme de signaux electriques

Info

Publication number
CA185023A
CA185023A CA000185023A CA185023DA CA185023A CA 185023 A CA185023 A CA 185023A CA 000185023 A CA000185023 A CA 000185023A CA 185023D A CA185023D A CA 185023DA CA 185023 A CA185023 A CA 185023A
Authority
CA
Canada
Prior art keywords
signalling system
electric signalling
electric
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
CA000185023A
Other languages
English (en)
Inventor
Alben E. Lundell
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 Inc
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 CA185023A publication Critical patent/CA185023A/fr
Expired legal-status Critical Current

Links

CA000185023A 1916-05-22 1916-05-22 Systeme de signaux electriques Expired CA185023A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA185023T 1916-05-22

Publications (1)

Publication Number Publication Date
CA185023A true CA185023A (fr) 1918-06-18

Family

ID=45304675

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000185023A Expired CA185023A (fr) 1916-05-22 1916-05-22 Systeme de signaux electriques

Country Status (1)

Country Link
CA (1) CA185023A (fr)

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