DK47638C - Device for sound recording and sound reproduction. - Google Patents

Device for sound recording and sound reproduction.

Info

Publication number
DK47638C
DK47638C DK47638DA DK47638C DK 47638 C DK47638 C DK 47638C DK 47638D A DK47638D A DK 47638DA DK 47638 C DK47638 C DK 47638C
Authority
DK
Denmark
Prior art keywords
sound
recording
reproduction
sound reproduction
sound recording
Prior art date
Application number
Other languages
Danish (da)
Inventor
Carl Wilhelm Nystroem
Original Assignee
Carl Wilhelm Nystroem
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 Carl Wilhelm Nystroem filed Critical Carl Wilhelm Nystroem
Application granted granted Critical
Publication of DK47638C publication Critical patent/DK47638C/en

Links

DK47638D 1931-04-02 1932-03-17 Device for sound recording and sound reproduction. DK47638C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE47638X 1931-04-02

Publications (1)

Publication Number Publication Date
DK47638C true DK47638C (en) 1933-08-14

Family

ID=20264915

Family Applications (1)

Application Number Title Priority Date Filing Date
DK47638D DK47638C (en) 1931-04-02 1932-03-17 Device for sound recording and sound reproduction.

Country Status (1)

Country Link
DK (1) DK47638C (en)

Similar Documents

Publication Publication Date Title
DK50698C (en) Electrodynamic sound reproducing apparatus.
DK47638C (en) Device for sound recording and sound reproduction.
FR725264A (en) Further training for reproducers for phonographic amplifiers
DK46775C (en) Device for sound reproducing apparatus.
AT112399B (en) Sound recording and reproducing apparatus.
DK52843C (en) Capacity surface for electrostatic devices for sound recording and sound reproduction.
DK48346C (en) For sound recording and similar purposes determined Oscillograph.
DK55046C (en) Device for photoelectric sound recording or reproducing apparatus.
DK46426C (en) Device for Receiving and Reproducing Sound.
CA308520A (en) Sound reproducing and recording device
CA308585A (en) Sound recording device
ES126802A1 (en) Procedure of recording and reproduction of sounds.
CA312920A (en) Device for recording sound
DK33968C (en) Apparatus for apparatus for recording and reproducing phonographic sound waves.
FR724668A (en) Amplifier phonograph
AT134391B (en) Sound recorder and player.
ES121100A1 (en) A procedure for recording and reproducing sounds.
CA309870A (en) Sound recording and reproducing apparatus
CA315648A (en) Photographic sound recording apparatus
DK46707C (en) Device for systems for reproducing recorded sounds.
ES122423A1 (en) Amplifier device for phonographs.
DK33887C (en) Device for sound boxes for sound-recording and sound-reproducing gramophones.
AU2754530A (en) Improved means for recording and/or reproducing sound
CA277544A (en) Sound reproducing device
CA324284A (en) Sound recording and reproducing apparatus