AT75558B - Circuit arrangement for central switch with exchange line, extension and private branch traffic. - Google Patents

Circuit arrangement for central switch with exchange line, extension and private branch traffic.

Info

Publication number
AT75558B
AT75558B AT75558DA AT75558B AT 75558 B AT75558 B AT 75558B AT 75558D A AT75558D A AT 75558DA AT 75558 B AT75558 B AT 75558B
Authority
AT
Austria
Prior art keywords
extension
circuit arrangement
private branch
exchange line
central switch
Prior art date
Application number
Other languages
German (de)
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of AT75558B publication Critical patent/AT75558B/en

Links

AT75558D 1914-12-12 1915-12-01 Circuit arrangement for central switch with exchange line, extension and private branch traffic. AT75558B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE75558X 1914-12-12

Publications (1)

Publication Number Publication Date
AT75558B true AT75558B (en) 1919-02-25

Family

ID=5637151

Family Applications (1)

Application Number Title Priority Date Filing Date
AT75558D AT75558B (en) 1914-12-12 1915-12-01 Circuit arrangement for central switch with exchange line, extension and private branch traffic.

Country Status (1)

Country Link
AT (1) AT75558B (en)

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