AT194921B - Circuit arrangement for the systematic detection of faults in switching devices in telecommunications systems, in particular in telephone and teleprinter systems - Google Patents

Circuit arrangement for the systematic detection of faults in switching devices in telecommunications systems, in particular in telephone and teleprinter systems

Info

Publication number
AT194921B
AT194921B AT194921DA AT194921B AT 194921 B AT194921 B AT 194921B AT 194921D A AT194921D A AT 194921DA AT 194921 B AT194921 B AT 194921B
Authority
AT
Austria
Prior art keywords
systems
faults
telephone
circuit arrangement
switching devices
Prior art date
Application number
Other languages
German (de)
Original Assignee
Siemens Spa Italiana
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 Spa Italiana filed Critical Siemens Spa Italiana
Application granted granted Critical
Publication of AT194921B publication Critical patent/AT194921B/en

Links

AT194921D 1955-05-10 1956-03-30 Circuit arrangement for the systematic detection of faults in switching devices in telecommunications systems, in particular in telephone and teleprinter systems AT194921B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT194921X 1955-05-10

Publications (1)

Publication Number Publication Date
AT194921B true AT194921B (en) 1958-01-25

Family

ID=11158478

Family Applications (1)

Application Number Title Priority Date Filing Date
AT194921D AT194921B (en) 1955-05-10 1956-03-30 Circuit arrangement for the systematic detection of faults in switching devices in telecommunications systems, in particular in telephone and teleprinter systems

Country Status (1)

Country Link
AT (1) AT194921B (en)

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