CH70468A - Neuerung an Sprechmaschinen-Schallbüchsen - Google Patents

Neuerung an Sprechmaschinen-Schallbüchsen

Info

Publication number
CH70468A
CH70468A CH70468A CH70468DA CH70468A CH 70468 A CH70468 A CH 70468A CH 70468 A CH70468 A CH 70468A CH 70468D A CH70468D A CH 70468DA CH 70468 A CH70468 A CH 70468A
Authority
CH
Switzerland
Prior art keywords
innovation
sound boxes
machine sound
speaking machine
speaking
Prior art date
Application number
CH70468A
Other languages
English (en)
Inventor
Jose Hoffay
Original Assignee
Jose Hoffay
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 Jose Hoffay filed Critical Jose Hoffay
Publication of CH70468A publication Critical patent/CH70468A/de

Links

CH70468A 1914-03-21 1914-03-21 Neuerung an Sprechmaschinen-Schallbüchsen CH70468A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH70468T 1914-03-21

Publications (1)

Publication Number Publication Date
CH70468A true CH70468A (de) 1915-09-16

Family

ID=4319085

Family Applications (1)

Application Number Title Priority Date Filing Date
CH70468A CH70468A (de) 1914-03-21 1914-03-21 Neuerung an Sprechmaschinen-Schallbüchsen

Country Status (1)

Country Link
CH (1) CH70468A (de)

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