CH31509A - Telephone system - Google Patents

Telephone system

Info

Publication number
CH31509A
CH31509A CH31509A CH31509DA CH31509A CH 31509 A CH31509 A CH 31509A CH 31509 A CH31509 A CH 31509A CH 31509D A CH31509D A CH 31509DA CH 31509 A CH31509 A CH 31509A
Authority
CH
Switzerland
Prior art keywords
telephone system
telephone
Prior art date
Application number
CH31509A
Other languages
German (de)
Inventor
August Faller Ernest
Original Assignee
August Faller Ernest
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 August Faller Ernest filed Critical August Faller Ernest
Publication of CH31509A publication Critical patent/CH31509A/en

Links

CH31509A 1903-09-21 1903-09-21 Telephone system CH31509A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH31509T 1903-09-21

Publications (1)

Publication Number Publication Date
CH31509A true CH31509A (en) 1905-04-15

Family

ID=4249696

Family Applications (1)

Application Number Title Priority Date Filing Date
CH31509A CH31509A (en) 1903-09-21 1903-09-21 Telephone system

Country Status (1)

Country Link
CH (1) CH31509A (en)

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