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US3848096A
(en)
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Method of and means for holographically recording and reproducing information
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BE395791A
(de)
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US2131293A
(en)
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Sound recording
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US1935417A
(en)
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Sound recording
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US1552926A
(en)
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Photo-electric means for reproducing sound from graphical records
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US1186717A
(en)
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Voice recording and reproducing device.
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Marvin
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A system of motion pictures with sound |
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BE412689A
(de)
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BE426514A
(de)
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US2010951A
(en)
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Apparatus for recording and reproducing sound
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BE371364A
(de)
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BE426219A
(de)
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US2137267A
(en)
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Sound record process
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US2019280A
(en)
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Sound recording
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US1558673A
(en)
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Means for reproducing sound from graphical records
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Kellogg
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The Development of 16-mm. Sound Motion Pictures |
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US1588886A
(en)
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Photo-electric apparatus
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BE386141A
(de)
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BE361230A
(de)
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BE395790A
(de)
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CH163146A
(fr)
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Procédé de télévision et appareil pour le mettre en oeuvre.
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JPH08132676A
(ja)
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画像記録装置
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SU44700A1
(ru)
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Интерферометр
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FR2476338A1
(fr)
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Procede d'enregistrement des informations optiques et dispositif pour sa realisation
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Hoxie
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The pallophotophone |