AT75560B - Telephone switching system. - Google Patents

Telephone switching system.

Info

Publication number
AT75560B
AT75560B AT75560DA AT75560B AT 75560 B AT75560 B AT 75560B AT 75560D A AT75560D A AT 75560DA AT 75560 B AT75560 B AT 75560B
Authority
AT
Austria
Prior art keywords
switching system
telephone switching
telephone
switching
Prior art date
Application number
Other languages
German (de)
Original Assignee
Zwietusch E & Co Gmbh
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 Zwietusch E & Co Gmbh filed Critical Zwietusch E & Co Gmbh
Application granted granted Critical
Publication of AT75560B publication Critical patent/AT75560B/en

Links

AT75560D 1914-12-19 1915-12-16 Telephone switching system. AT75560B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US75560XA 1914-12-19 1914-12-19

Publications (1)

Publication Number Publication Date
AT75560B true AT75560B (en) 1919-02-25

Family

ID=21726877

Family Applications (1)

Application Number Title Priority Date Filing Date
AT75560D AT75560B (en) 1914-12-19 1915-12-16 Telephone switching system.

Country Status (1)

Country Link
AT (1) AT75560B (en)

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