DK53828C - Method and Apparatus for Making Silent Tone Films. - Google Patents

Method and Apparatus for Making Silent Tone Films.

Info

Publication number
DK53828C
DK53828C DK53828DA DK53828C DK 53828 C DK53828 C DK 53828C DK 53828D A DK53828D A DK 53828DA DK 53828 C DK53828 C DK 53828C
Authority
DK
Denmark
Prior art keywords
silent tone
tone films
making
making silent
films
Prior art date
Application number
Other languages
Danish (da)
Original Assignee
Klangfilm Gmbh
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 Klangfilm Gmbh filed Critical Klangfilm Gmbh
Application granted granted Critical
Publication of DK53828C publication Critical patent/DK53828C/en

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
DK53828D 1935-09-10 1936-07-20 Method and Apparatus for Making Silent Tone Films. DK53828C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEK139244D DE667240C (en) 1935-09-10 1935-09-10 Production of low-noise sound films

Publications (1)

Publication Number Publication Date
DK53828C true DK53828C (en) 1937-11-08

Family

ID=7249344

Family Applications (1)

Application Number Title Priority Date Filing Date
DK53828D DK53828C (en) 1935-09-10 1936-07-20 Method and Apparatus for Making Silent Tone Films.

Country Status (2)

Country Link
DE (1) DE667240C (en)
DK (1) DK53828C (en)

Also Published As

Publication number Publication date
DE667240C (en) 1938-11-07

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