AT72186B - Circuit arrangement for automatic or semi-automatic telephone systems with separate adjustment and speech channels. - Google Patents

Circuit arrangement for automatic or semi-automatic telephone systems with separate adjustment and speech channels.

Info

Publication number
AT72186B
AT72186B AT72186DA AT72186B AT 72186 B AT72186 B AT 72186B AT 72186D A AT72186D A AT 72186DA AT 72186 B AT72186 B AT 72186B
Authority
AT
Austria
Prior art keywords
automatic
semi
circuit arrangement
telephone systems
separate adjustment
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 AT72186B publication Critical patent/AT72186B/en

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  • Electrophonic Musical Instruments (AREA)

Description

  

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AT72186D 1913-12-11 1914-12-09 Circuit arrangement for automatic or semi-automatic telephone systems with separate adjustment and speech channels. AT72186B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE72186X 1913-12-11

Publications (1)

Publication Number Publication Date
AT72186B true AT72186B (en) 1916-07-25

Family

ID=5636033

Family Applications (1)

Application Number Title Priority Date Filing Date
AT72186D AT72186B (en) 1913-12-11 1914-12-09 Circuit arrangement for automatic or semi-automatic telephone systems with separate adjustment and speech channels.

Country Status (1)

Country Link
AT (1) AT72186B (en)

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