CA776209A - Telephone system substation circuits - Google Patents

Telephone system substation circuits

Info

Publication number
CA776209A
CA776209A CA776209A CA776209DA CA776209A CA 776209 A CA776209 A CA 776209A CA 776209 A CA776209 A CA 776209A CA 776209D A CA776209D A CA 776209DA CA 776209 A CA776209 A CA 776209A
Authority
CA
Canada
Prior art keywords
telephone system
system substation
substation circuits
circuits
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
CA776209A
Inventor
J. Lane Peter
J. Fryers Albert
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.)
Associated Electrical Industries Ltd
Original Assignee
Associated Electrical Industries Ltd
Publication date
Application granted granted Critical
Publication of CA776209A publication Critical patent/CA776209A/en
Expired legal-status Critical Current

Links

CA776209A Telephone system substation circuits Expired CA776209A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA776209T

Publications (1)

Publication Number Publication Date
CA776209A true CA776209A (en) 1968-01-16

Family

ID=36223504

Family Applications (1)

Application Number Title Priority Date Filing Date
CA776209A Expired CA776209A (en) Telephone system substation circuits

Country Status (1)

Country Link
CA (1) CA776209A (en)

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