AT181641B - Telephone switching system - Google Patents

Telephone switching system

Info

Publication number
AT181641B
AT181641B AT181641DA AT181641B AT 181641 B AT181641 B AT 181641B AT 181641D A AT181641D A AT 181641DA AT 181641 B AT181641 B AT 181641B
Authority
AT
Austria
Prior art keywords
switching system
telephone switching
telephone
switching
Prior art date
Application number
Other languages
German (de)
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Application granted granted Critical
Publication of AT181641B publication Critical patent/AT181641B/en

Links

AT181641D 1950-12-19 1953-11-21 Telephone switching system AT181641B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US181641XA 1950-12-19 1950-12-19

Publications (1)

Publication Number Publication Date
AT181641B true AT181641B (en) 1955-04-12

Family

ID=21786581

Family Applications (1)

Application Number Title Priority Date Filing Date
AT181641D AT181641B (en) 1950-12-19 1953-11-21 Telephone switching system

Country Status (1)

Country Link
AT (1) AT181641B (en)

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