CH68359A - Neuerung an Sprechmaschinen-Schallbüchsen - Google Patents

Neuerung an Sprechmaschinen-Schallbüchsen

Info

Publication number: CH68359A
Authority: CH; Switzerland
Prior art keywords: innovation; sound boxes; machine sound; speaking machine; speaking
Prior art date: 1914-03-21

Application number

CH68359A

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.)

1914-03-21

Filing date

1914-03-21

Publication date

1915-03-16

1914-03-21 Application filed by Jose Hoffay filed Critical Jose Hoffay

1915-03-16 Publication of CH68359A publication Critical patent/CH68359A/de

Links

CH68359A 1914-03-21 1914-03-21 Neuerung an Sprechmaschinen-Schallbüchsen CH68359A (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH68359T		1914-03-21

Publications (1)

Publication Number	Publication Date
CH68359A true CH68359A (de)	1915-03-16

Family

ID=4315774

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH68359A CH68359A (de)	1914-03-21	1914-03-21	Neuerung an Sprechmaschinen-Schallbüchsen

Country Status (1)

Country	Link
CH (1)	CH68359A (de)

1914
- 1914-03-21 CH CH68359A patent/CH68359A/de unknown

Similar Documents

Publication	Publication Date	Title
CH68360A (de)	1915-03-01	Neuerung an Sprechmaschinen-Schallbüchsen
CH70468A (de)	1915-09-16	Neuerung an Sprechmaschinen-Schallbüchsen
CH68359A (de)	1915-03-16	Neuerung an Sprechmaschinen-Schallbüchsen
SU6272A1 (ru)	1924-09-15	Звукова коробка
SU6271A1 (ru)	1924-09-15	Звукова коробка
DK18511C (da)	1914-03-02	Elektropneumatisk Lyddaase.
CH67008A (de)	1914-11-02	Schalldose für Sprechmaschinen
CH67413A (de)	1914-12-01	Neuerung an Spulmaschinen
CH68361A (de)	1915-03-01	Plattensprechmaschine
CH68521A (de)	1915-04-01	Nadellose Schalldose für Sprechmaschinen
CH70171A (de)	1915-09-01	Sprechmaschine
CH69017A (de)	1915-05-17	Sprechmaschine
FR478162A (fr)	1915-11-26	Microphone
DK20972C (da)	1916-02-07	Lydgengivelsesmaskine.
DK21072C (da)	1916-03-06	Mikrofon.
DK33496C (da)	1924-08-04	Mikrofon.
FR475763A (fr)	1915-06-14	Avertisseur parlant
FR471562A (fr)	1914-11-03	Transmetteur microphonique
CH65770A (de)	1914-07-01	Stangenhobel
CH75354A (fr)	1917-08-01	Piano
CH51665A (de)	1911-09-16	Sprechmaschinenschalldose
DK29642C (da)	1922-05-22	Mikrofonisk Signalanordning.
FR470954A (fr)	1914-10-08	Microphone
NL553C (nl)	1915-03-01	Klankdoos voor spreekmachines
CH68343A (de)	1915-04-01	Lichtpausapparat