ES143085A1 - Improvements in the photographic record of sounds. - Google Patents

Improvements in the photographic record of sounds.

Info

Publication number
ES143085A1
ES143085A1 ES143085A ES143085A ES143085A1 ES 143085 A1 ES143085 A1 ES 143085A1 ES 143085 A ES143085 A ES 143085A ES 143085 A ES143085 A ES 143085A ES 143085 A1 ES143085 A1 ES 143085A1
Authority
ES
Spain
Prior art keywords
sounds
photographic record
photographic
record
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
ES143085A
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.)
RCA Corp
Original Assignee
Radio Corporation of America
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 Radio Corporation of America filed Critical Radio Corporation of America
Priority to ES143085A priority Critical patent/ES143085A1/en
Publication of ES143085A1 publication Critical patent/ES143085A1/en
Expired legal-status Critical Current

Links

ES143085A 1936-08-28 1936-08-28 Improvements in the photographic record of sounds. Expired ES143085A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES143085A ES143085A1 (en) 1936-08-28 1936-08-28 Improvements in the photographic record of sounds.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES143085A ES143085A1 (en) 1936-08-28 1936-08-28 Improvements in the photographic record of sounds.

Publications (1)

Publication Number Publication Date
ES143085A1 true ES143085A1 (en) 1936-12-16

Family

ID=65619583

Family Applications (1)

Application Number Title Priority Date Filing Date
ES143085A Expired ES143085A1 (en) 1936-08-28 1936-08-28 Improvements in the photographic record of sounds.

Country Status (1)

Country Link
ES (1) ES143085A1 (en)

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