BE379352A - - Google Patents

Info

Publication number
BE379352A
BE379352A BE379352DA BE379352A BE 379352 A BE379352 A BE 379352A BE 379352D A BE379352D A BE 379352DA BE 379352 A BE379352 A BE 379352A
Authority
BE
Belgium
Prior art keywords
recording
film
sound
variations
intensity
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE379352A publication Critical patent/BE379352A/fr

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Landscapes

  • Optical Recording Or Reproduction (AREA)
BE379352D BE379352A (forum.php)

Publications (1)

Publication Number Publication Date
BE379352A true BE379352A (forum.php)

Family

ID=49281

Family Applications (1)

Application Number Title Priority Date Filing Date
BE379352D BE379352A (forum.php)

Country Status (1)

Country Link
BE (1) BE379352A (forum.php)

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