DK44384C - Optical Film Sound Recorder. - Google Patents

Optical Film Sound Recorder.

Info

Publication number
DK44384C
DK44384C DK44384DA DK44384C DK 44384 C DK44384 C DK 44384C DK 44384D A DK44384D A DK 44384DA DK 44384 C DK44384 C DK 44384C
Authority
DK
Denmark
Prior art keywords
optical film
sound recorder
film sound
recorder
optical
Prior art date
Application number
Other languages
Danish (da)
Original Assignee
Electrical Res Prod Inc
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 Electrical Res Prod Inc filed Critical Electrical Res Prod Inc
Application granted granted Critical
Publication of DK44384C publication Critical patent/DK44384C/en

Links

DK44384D 1928-06-23 1928-09-17 Optical Film Sound Recorder. DK44384C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US44384XA 1928-06-23 1928-06-23

Publications (1)

Publication Number Publication Date
DK44384C true DK44384C (en) 1931-07-20

Family

ID=21710805

Family Applications (1)

Application Number Title Priority Date Filing Date
DK44384D DK44384C (en) 1928-06-23 1928-09-17 Optical Film Sound Recorder.

Country Status (1)

Country Link
DK (1) DK44384C (en)

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