FR691131A - Method and devices for obtaining films or other sound surfaces - Google Patents

Method and devices for obtaining films or other sound surfaces

Info

Publication number
FR691131A
FR691131A FR691131DA FR691131A FR 691131 A FR691131 A FR 691131A FR 691131D A FR691131D A FR 691131DA FR 691131 A FR691131 A FR 691131A
Authority
FR
France
Prior art keywords
devices
obtaining films
sound surfaces
sound
films
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FR CINECHROMATIQUE PROCEDES R
Francaise Cinechromatique Procedes R Berthon Soc
Original Assignee
FR CINECHROMATIQUE PROCEDES R
Francaise Cinechromatique Procedes R Berthon Soc
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 FR CINECHROMATIQUE PROCEDES R, Francaise Cinechromatique Procedes R Berthon Soc filed Critical FR CINECHROMATIQUE PROCEDES R
Application granted granted Critical
Publication of FR691131A publication Critical patent/FR691131A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
FR691131D 1929-05-10 1929-05-10 Method and devices for obtaining films or other sound surfaces Expired FR691131A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR691131T 1929-05-10

Publications (1)

Publication Number Publication Date
FR691131A true FR691131A (en) 1930-10-01

Family

ID=9032278

Family Applications (1)

Application Number Title Priority Date Filing Date
FR691131D Expired FR691131A (en) 1929-05-10 1929-05-10 Method and devices for obtaining films or other sound surfaces

Country Status (1)

Country Link
FR (1) FR691131A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE741332C (en) * 1931-09-30 1943-11-10 Philips Miller N V Device for cutting out an optically reproduced vibration recording from a carrier
DE753763C (en) * 1937-04-09 1954-04-29 Universum Film A G Method for scanning optical sound recordings

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE741332C (en) * 1931-09-30 1943-11-10 Philips Miller N V Device for cutting out an optically reproduced vibration recording from a carrier
DE753763C (en) * 1937-04-09 1954-04-29 Universum Film A G Method for scanning optical sound recordings

Similar Documents

Publication Publication Date Title
FR691131A (en) Method and devices for obtaining films or other sound surfaces
FR646721A (en) Method and devices for the clarification of benzine
FR683504A (en) Process for obtaining diazotypies
FR642373A (en) Method and devices for making and reproducing sound films
FR715476A (en) Device for the production of ozone
FR633319A (en) Process for obtaining diazotypes
FR676931A (en) Methods and devices for obtaining phonograms on film or plates
FR698656A (en) Improvements to devices for obtaining sound films
FR706399A (en) Method and device for the production of films
FR763260A (en) Method and apparatus for obtaining rough surfaces on pavements or other concrete structures
FR703000A (en) Recording method of sound films
FR702086A (en) Improvements to the processes for obtaining sound films
FR689628A (en) Improvements to the processes for obtaining sound films
FR690865A (en) Process for obtaining photocinematographic blocks or notebooks
FR695299A (en) Process for the polymerization of butadienic hydrocarbons
FR713688A (en) Process for the acceleration of salting
FR691771A (en) Method and devices for obtaining water or hot solutions
FR722768A (en) Method and devices for making yogurt or the like
FR677854A (en) Process for obtaining plastics
FR694800A (en) Method of forming images of films or the like
FR705156A (en) Improvements in methods and devices for obtaining tubes and rods of glass or the like
FR682277A (en) Process for the polymerization of butadienic hydrocarbons
FR708317A (en) Device for the production of sound films
FR565675A (en) Method and devices for obtaining relief projections
FR680769A (en) Sealant for installations or machines intended for the passage of liquid or gaseous bodies