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CA581506A - Sous-centrale de telephone - Google Patents

Sous-centrale de telephone

Info

Publication number
CA581506A
CA581506A CA581506A CA581506DA CA581506A CA 581506 A CA581506 A CA 581506A CA 581506 A CA581506 A CA 581506A CA 581506D A CA581506D A CA 581506DA CA 581506 A CA581506 A CA 581506A
Authority
CA
Canada
Prior art keywords
telephone substation
substation
telephone
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
CA581506A
Other languages
English (en)
Inventor
J. Radomski Joseph
M. Wenrich Carl
N. Shaaber Paul
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.)
Gai Tronics Corp
Original Assignee
Gai Tronics Corp
Publication date
Application granted granted Critical
Publication of CA581506A publication Critical patent/CA581506A/fr
Expired legal-status Critical Current

Links

CA581506A Sous-centrale de telephone Expired CA581506A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA581506T

Publications (1)

Publication Number Publication Date
CA581506A true CA581506A (fr) 1959-08-18

Family

ID=35760932

Family Applications (1)

Application Number Title Priority Date Filing Date
CA581506A Expired CA581506A (fr) Sous-centrale de telephone

Country Status (1)

Country Link
CA (1) CA581506A (fr)

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