ES138715A2 - IMPROVEMENTS IN THE DEVICES FOR THE PHOTOGRAPHIC SOUND RECORDING. - Google Patents

IMPROVEMENTS IN THE DEVICES FOR THE PHOTOGRAPHIC SOUND RECORDING.

Info

Publication number
ES138715A2
ES138715A2 ES0138715A ES138715A ES138715A2 ES 138715 A2 ES138715 A2 ES 138715A2 ES 0138715 A ES0138715 A ES 0138715A ES 138715 A ES138715 A ES 138715A ES 138715 A2 ES138715 A2 ES 138715A2
Authority
ES
Spain
Prior art keywords
devices
sound recording
photographic sound
photographic
recording
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
ES0138715A
Other languages
Spanish (es)
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.)
Electrical Research Products Inc
Original Assignee
Electrical Research Products Inc
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 Electrical Research Products Inc filed Critical Electrical Research Products Inc
Priority to ES0138715A priority Critical patent/ES138715A2/en
Publication of ES138715A2 publication Critical patent/ES138715A2/en
Expired legal-status Critical Current

Links

ES0138715A 1935-06-06 1935-06-06 IMPROVEMENTS IN THE DEVICES FOR THE PHOTOGRAPHIC SOUND RECORDING. Expired ES138715A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES0138715A ES138715A2 (en) 1935-06-06 1935-06-06 IMPROVEMENTS IN THE DEVICES FOR THE PHOTOGRAPHIC SOUND RECORDING.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES0138715A ES138715A2 (en) 1935-06-06 1935-06-06 IMPROVEMENTS IN THE DEVICES FOR THE PHOTOGRAPHIC SOUND RECORDING.

Publications (1)

Publication Number Publication Date
ES138715A2 true ES138715A2 (en) 1935-09-16

Family

ID=38424785

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0138715A Expired ES138715A2 (en) 1935-06-06 1935-06-06 IMPROVEMENTS IN THE DEVICES FOR THE PHOTOGRAPHIC SOUND RECORDING.

Country Status (1)

Country Link
ES (1) ES138715A2 (en)

Similar Documents

Publication Publication Date Title
ES138715A2 (en) IMPROVEMENTS IN THE DEVICES FOR THE PHOTOGRAPHIC SOUND RECORDING.
SU29350A1 (en) The obturator for film projectors
ES129727A1 (en) Improvements in the apparatus for the photographic recording of sounds.
ES132273A1 (en) Improvements in the apparatus for the photographic recording of sounds.
ES125722A1 (en) Improvements in the apparatus for the photographic recording of sounds.
ES138487A1 (en) Apparatus for the photographic recording of sounds.
FR804796A (en) Sound film
ES146826A1 (en) Improvements in the devices for the electro-magnetic recording of sounds.
ES131295A1 (en) Improvements in the equipment for sound film, sound player impressed on film.
ES124110A1 (en) Improvements in the methods for the photographic recording of sounds.
ES132280A1 (en) Improvements in the recording systems.
ES140880A1 (en) Improvements in cinematographic projectors.
ES136413A1 (en) Improvements in the projectors.
ES129337A1 (en) Improvements in cinematographic devices.
ES131519A1 (en) Improvements in cinematographic devices.
ES138670A1 (en) Improvements in cinematographic projection devices.
DK51598C (en) Cinematographic apparatus.
ES140770A1 (en) Projector device.
ES131938A1 (en) Apparatus for recording sounds on films.
ES1197Y (en) An improvement on the boards for the game called patchessi
ES137054A1 (en) Improvements in the airplanes.
ES132120A1 (en) Improvements in sound devices.
ES131835A3 (en) Improvements in speed reduction devices for phonographs.
ES136196A1 (en) Improvements in the photo-acoustic recording systems on cinematographic films.
ES129851A1 (en) Improvements in optical devices for recording sound.