CH74493A - Device for selecting and calling telephone, signaling or telegraph stations located on common lines with the aid of step-by-step switching devices - Google Patents

Device for selecting and calling telephone, signaling or telegraph stations located on common lines with the aid of step-by-step switching devices

Info

Publication number
CH74493A
CH74493A CH74493A CH74493DA CH74493A CH 74493 A CH74493 A CH 74493A CH 74493 A CH74493 A CH 74493A CH 74493D A CH74493D A CH 74493DA CH 74493 A CH74493 A CH 74493A
Authority
CH
Switzerland
Prior art keywords
signaling
aid
selecting
switching devices
common lines
Prior art date
Application number
CH74493A
Other languages
German (de)
Inventor
Aktiengesell Telegraphen-Werke
Original Assignee
Mix & Genest Telephon & Telegr
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 Mix & Genest Telephon & Telegr filed Critical Mix & Genest Telephon & Telegr
Publication of CH74493A publication Critical patent/CH74493A/en

Links

CH74493A 1916-08-05 1916-08-05 Device for selecting and calling telephone, signaling or telegraph stations located on common lines with the aid of step-by-step switching devices CH74493A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH74493T 1916-08-05

Publications (1)

Publication Number Publication Date
CH74493A true CH74493A (en) 1917-03-01

Family

ID=4325291

Family Applications (1)

Application Number Title Priority Date Filing Date
CH74493A CH74493A (en) 1916-08-05 1916-08-05 Device for selecting and calling telephone, signaling or telegraph stations located on common lines with the aid of step-by-step switching devices

Country Status (1)

Country Link
CH (1) CH74493A (en)

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