CA343045A - Systeme de central telegraphique - Google Patents

Systeme de central telegraphique

Info

Publication number
CA343045A
CA343045A CA343045A CA343045DA CA343045A CA 343045 A CA343045 A CA 343045A CA 343045 A CA343045 A CA 343045A CA 343045D A CA343045D A CA 343045DA CA 343045 A CA343045 A CA 343045A
Authority
CA
Canada
Prior art keywords
exchange system
telegraph exchange
telegraph
exchange
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
CA343045A
Other languages
English (en)
Inventor
Arthur Lock George
Charles Lane Cuthbert
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
Publication date
Application granted granted Critical
Publication of CA343045A publication Critical patent/CA343045A/fr
Expired legal-status Critical Current

Links

CA343045A Systeme de central telegraphique Expired CA343045A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA343045T

Publications (1)

Publication Number Publication Date
CA343045A true CA343045A (fr) 1934-07-10

Family

ID=35314318

Family Applications (1)

Application Number Title Priority Date Filing Date
CA343045A Expired CA343045A (fr) Systeme de central telegraphique

Country Status (1)

Country Link
CA (1) CA343045A (fr)

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