CH67367A - Circuit arrangement in telephone systems with semi-automatic operation - Google Patents

Circuit arrangement in telephone systems with semi-automatic operation

Info

Publication number
CH67367A
CH67367A CH67367A CH67367DA CH67367A CH 67367 A CH67367 A CH 67367A CH 67367 A CH67367 A CH 67367A CH 67367D A CH67367D A CH 67367DA CH 67367 A CH67367 A CH 67367A
Authority
CH
Switzerland
Prior art keywords
semi
circuit arrangement
automatic operation
telephone systems
telephone
Prior art date
Application number
CH67367A
Other languages
German (de)
Inventor
Aktien-Gesellschaft Sie Halske
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
Publication of CH67367A publication Critical patent/CH67367A/en

Links

CH67367A 1909-04-19 1913-10-24 Circuit arrangement in telephone systems with semi-automatic operation CH67367A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH47865T 1909-04-19
CH67367T 1913-10-24

Publications (1)

Publication Number Publication Date
CH67367A true CH67367A (en) 1914-12-01

Family

ID=25696278

Family Applications (1)

Application Number Title Priority Date Filing Date
CH67367A CH67367A (en) 1909-04-19 1913-10-24 Circuit arrangement in telephone systems with semi-automatic operation

Country Status (1)

Country Link
CH (1) CH67367A (en)

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