CH54231A - Number switch for the subscriber stations of an automatic telephone system - Google Patents

Number switch for the subscriber stations of an automatic telephone system

Info

Publication number
CH54231A
CH54231A CH54231A CH54231DA CH54231A CH 54231 A CH54231 A CH 54231A CH 54231 A CH54231 A CH 54231A CH 54231D A CH54231D A CH 54231DA CH 54231 A CH54231 A CH 54231A
Authority
CH
Switzerland
Prior art keywords
telephone system
subscriber stations
automatic telephone
number switch
switch
Prior art date
Application number
CH54231A
Other languages
German (de)
Inventor
Company Automatic Electric
Original Assignee
Automatic Electric Co
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 Automatic Electric Co filed Critical Automatic Electric Co
Publication of CH54231A publication Critical patent/CH54231A/en

Links

CH54231A 1910-01-24 1910-01-24 Number switch for the subscriber stations of an automatic telephone system CH54231A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH54231T 1910-01-24

Publications (1)

Publication Number Publication Date
CH54231A true CH54231A (en) 1912-05-01

Family

ID=4293320

Family Applications (1)

Application Number Title Priority Date Filing Date
CH54231A CH54231A (en) 1910-01-24 1910-01-24 Number switch for the subscriber stations of an automatic telephone system

Country Status (1)

Country Link
CH (1) CH54231A (en)

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