CH20660A - Taschensprech-Apparat - Google Patents

Taschensprech-Apparat

Info

Publication number
CH20660A
CH20660A CH20660A CH20660DA CH20660A CH 20660 A CH20660 A CH 20660A CH 20660 A CH20660 A CH 20660A CH 20660D A CH20660D A CH 20660DA CH 20660 A CH20660 A CH 20660A
Authority
CH
Switzerland
Prior art keywords
intercom
pocket
pocket intercom
Prior art date
Application number
CH20660A
Other languages
English (en)
Inventor
Marie Liebermann Verehel Fried
Original Assignee
Liebermann Verehelichte Fried
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 Liebermann Verehelichte Fried filed Critical Liebermann Verehelichte Fried
Publication of CH20660A publication Critical patent/CH20660A/de

Links

CH20660A 1899-12-11 1899-12-11 Taschensprech-Apparat CH20660A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH20660T 1899-12-11

Publications (1)

Publication Number Publication Date
CH20660A true CH20660A (de) 1901-02-28

Family

ID=4225087

Family Applications (1)

Application Number Title Priority Date Filing Date
CH20660A CH20660A (de) 1899-12-11 1899-12-11 Taschensprech-Apparat

Country Status (1)

Country Link
CH (1) CH20660A (de)

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