DK20972C - Lydgengivelsesmaskine. - Google Patents

Lydgengivelsesmaskine.

Info

Publication number
DK20972C
DK20972C DK20972DA DK20972C DK 20972 C DK20972 C DK 20972C DK 20972D A DK20972D A DK 20972DA DK 20972 C DK20972 C DK 20972C
Authority
DK
Denmark
Prior art keywords
sound reproduction
reproduction machine
machine
sound
reproduction
Prior art date
Application number
Other languages
English (en)
Inventor
William Hammatt Davis
Original Assignee
William Hammatt Davis
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.)
Publication date
Application granted granted Critical
Publication of DK20972C publication Critical patent/DK20972C/da

Links

DK20972D 1913-07-14 Lydgengivelsesmaskine. DK20972C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US20972XA 1913-07-14 1913-07-14

Publications (1)

Publication Number Publication Date
DK20972C true DK20972C (da) 1916-02-07

Family

ID=28038498

Family Applications (1)

Application Number Title Priority Date Filing Date
DK20972D DK20972C (da) 1913-07-14 Lydgengivelsesmaskine.

Country Status (1)

Country Link
DK (1) DK20972C (da)

Similar Documents

Publication Publication Date Title
DK20972C (da) Lydgengivelsesmaskine.
CH68851A (fr) Machine parlante
AT71035B (de) Addiermaschine.
AT78239B (de) Rechenmaschine.
CH66159A (fr) Phonographe
AT71578B (de) Schuh-Entleistmaschine.
ES51224A1 (es) Mejoras en máquinas parlantes.
ES51505A1 (es) Mejoras en máquinas parlantes.
DK17266C (da) Additionsmaskine.
DK18244C (da) Additionsmaskine.
FR474462A (fr) Phonographe multiple
CH65374A (de) Sprechmaschinenlaufwerk
ES54812A1 (es) Un reproductor fonográfico a micrófono.
FR471743A (fr) Machines reproduisant les sons
FR471396A (fr) Machine parlante à disques
CH67131A (de) Rechenmaschine
CH67930A (de) Rechenmaschine
CH53288A (de) Plattensprechmaschine
AT57899B (de) Sprechmaschine.
ES56970A1 (es) Mejoras en las máquinas parlantes.
FR470954A (fr) Microphone
ES55926A1 (es) Fonógrafo electro-mecánico.
FR455184A (fr) Machine ouvreuse-prépareuse
ES52179A1 (es) Mejoras en máquinas parlantes.
ES53920A2 (es) Mejoras en máquinas parlantes.