BE384478A - - Google Patents

Info

Publication number
BE384478A
BE384478A BE384478DA BE384478A BE 384478 A BE384478 A BE 384478A BE 384478D A BE384478D A BE 384478DA BE 384478 A BE384478 A BE 384478A
Authority
BE
Belgium
Prior art keywords
diaphragm
light
sound
film
cell
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE384478A publication Critical patent/BE384478A/fr

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
BE384478D BE384478A (show.php)

Publications (1)

Publication Number Publication Date
BE384478A true BE384478A (show.php)

Family

ID=53498

Family Applications (1)

Application Number Title Priority Date Filing Date
BE384478D BE384478A (show.php)

Country Status (1)

Country Link
BE (1) BE384478A (show.php)

Similar Documents

Publication Publication Date Title
BE384478A (show.php)
US3994196A (en) Mute for stringed instrument
US2108815A (en) Sound recording system
US2091881A (en) Automatic diaphragm
US1946404A (en) Reproduction of sound from sound film records
BE434398A (show.php)
US2158268A (en) Voice and music mixer for use in sound recording
CH134991A (fr) Procédé d'enregistrement photographique des sons.
US2268438A (en) Sound recording system
SU12301A1 (ru) Устройство дл записи звуков на кинематографической ленте
BE351748A (show.php)
US1838447A (en) Sound recording system
BE386102A (show.php)
SU16267A1 (ru) Видоизменение охарактеризованного в патенте по за в. свид. № 48687 электростатического репродуктора дл применени в качестве электростатического микрофона
BE366028A (show.php)
BE375228A (show.php)
US2055654A (en) Sound picture recording system
DE863266C (de) Verfahren und Vorrichtung zum Aufzeichnen von Toenen in Sprossenschrift
US2030428A (en) Sound recording system
BE476801A (show.php)
BE338038A (show.php)
US1916739A (en) Electrodynamic photographic sound device
BE380737A (show.php)
US1588886A (en) Photo-electric apparatus
BE375540A (show.php)