CA461791A - Telephone substation apparatus - Google Patents

Telephone substation apparatus

Info

Publication number
CA461791A
CA461791A CA461791A CA461791DA CA461791A CA 461791 A CA461791 A CA 461791A CA 461791 A CA461791 A CA 461791A CA 461791D A CA461791D A CA 461791DA CA 461791 A CA461791 A CA 461791A
Authority
CA
Canada
Prior art keywords
substation apparatus
telephone substation
telephone
substation
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
CA461791A
Other languages
French (fr)
Inventor
A. Bescherer Edwin
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
Bell Telephone Laboratories Inc
Publication date
Application granted granted Critical
Publication of CA461791A publication Critical patent/CA461791A/en
Expired legal-status Critical Current

Links

CA461791A Telephone substation apparatus Expired CA461791A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA461791T

Publications (1)

Publication Number Publication Date
CA461791A true CA461791A (en) 1949-12-13

Family

ID=35591482

Family Applications (1)

Application Number Title Priority Date Filing Date
CA461791A Expired CA461791A (en) Telephone substation apparatus

Country Status (1)

Country Link
CA (1) CA461791A (en)

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