CH2900A - Appareil préservateur téléphonique - Google Patents

Appareil préservateur téléphonique

Info

Publication number
CH2900A
CH2900A CH2900A CH2900DA CH2900A CH 2900 A CH2900 A CH 2900A CH 2900 A CH2900 A CH 2900A CH 2900D A CH2900D A CH 2900DA CH 2900 A CH2900 A CH 2900A
Authority
CH
Switzerland
Prior art keywords
telephone
preservative device
preservative
telephone preservative
Prior art date
Application number
CH2900A
Other languages
English (en)
Inventor
Nicolas Notovitch
Original Assignee
Nicolas Notovitch
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 Nicolas Notovitch filed Critical Nicolas Notovitch
Publication of CH2900A publication Critical patent/CH2900A/fr

Links

CH2900A 1890-10-02 1890-10-02 Appareil préservateur téléphonique CH2900A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH2900T 1890-10-02

Publications (1)

Publication Number Publication Date
CH2900A true CH2900A (fr) 1891-04-15

Family

ID=4183605

Family Applications (1)

Application Number Title Priority Date Filing Date
CH2900A CH2900A (fr) 1890-10-02 1890-10-02 Appareil préservateur téléphonique

Country Status (1)

Country Link
CH (1) CH2900A (fr)

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