AT191476B - Telephone system with reversing the direction of the supply current - Google Patents

Telephone system with reversing the direction of the supply current

Info

Publication number
AT191476B
AT191476B AT191476DA AT191476B AT 191476 B AT191476 B AT 191476B AT 191476D A AT191476D A AT 191476DA AT 191476 B AT191476 B AT 191476B
Authority
AT
Austria
Prior art keywords
reversing
telephone system
supply current
telephone
supply
Prior art date
Application number
Other languages
German (de)
Inventor
Josef Dr Phil Ferber
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 AT191476B publication Critical patent/AT191476B/en

Links

AT191476D 1955-08-25 1955-08-25 Telephone system with reversing the direction of the supply current AT191476B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT191476T 1955-08-25

Publications (1)

Publication Number Publication Date
AT191476B true AT191476B (en) 1957-08-26

Family

ID=3665504

Family Applications (1)

Application Number Title Priority Date Filing Date
AT191476D AT191476B (en) 1955-08-25 1955-08-25 Telephone system with reversing the direction of the supply current

Country Status (1)

Country Link
AT (1) AT191476B (en)

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