ES132273A1 - Improvements in the apparatus for the photographic recording of sounds. - Google Patents

Improvements in the apparatus for the photographic recording of sounds.

Info

Publication number
ES132273A1
ES132273A1 ES132273A ES132273A ES132273A1 ES 132273 A1 ES132273 A1 ES 132273A1 ES 132273 A ES132273 A ES 132273A ES 132273 A ES132273 A ES 132273A ES 132273 A1 ES132273 A1 ES 132273A1
Authority
ES
Spain
Prior art keywords
sounds
photographic recording
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
ES132273A
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 ES132273A priority Critical patent/ES132273A1/en
Publication of ES132273A1 publication Critical patent/ES132273A1/en
Expired legal-status Critical Current

Links

ES132273A 1933-10-17 1933-10-17 Improvements in the apparatus for the photographic recording of sounds. Expired ES132273A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES132273A ES132273A1 (en) 1933-10-17 1933-10-17 Improvements in the apparatus for the photographic recording of sounds.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES132273A ES132273A1 (en) 1933-10-17 1933-10-17 Improvements in the apparatus for the photographic recording of sounds.

Publications (1)

Publication Number Publication Date
ES132273A1 true ES132273A1 (en) 1933-12-16

Family

ID=65587881

Family Applications (1)

Application Number Title Priority Date Filing Date
ES132273A Expired ES132273A1 (en) 1933-10-17 1933-10-17 Improvements in the apparatus for the photographic recording of sounds.

Country Status (1)

Country Link
ES (1) ES132273A1 (en)

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