ES121663A1 - Improvements in the mechanical records of sound, such as phonographic records. - Google Patents

Improvements in the mechanical records of sound, such as phonographic records.

Info

Publication number
ES121663A1
ES121663A1 ES121663A ES121663A ES121663A1 ES 121663 A1 ES121663 A1 ES 121663A1 ES 121663 A ES121663 A ES 121663A ES 121663 A ES121663 A ES 121663A ES 121663 A1 ES121663 A1 ES 121663A1
Authority
ES
Spain
Prior art keywords
records
sound
mechanical
phonographic
phonographic records
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
ES121663A
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 ES121663A priority Critical patent/ES121663A1/en
Publication of ES121663A1 publication Critical patent/ES121663A1/en
Expired legal-status Critical Current

Links

ES121663A 1931-01-31 1931-01-31 Improvements in the mechanical records of sound, such as phonographic records. Expired ES121663A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES121663A ES121663A1 (en) 1931-01-31 1931-01-31 Improvements in the mechanical records of sound, such as phonographic records.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES121663A ES121663A1 (en) 1931-01-31 1931-01-31 Improvements in the mechanical records of sound, such as phonographic records.

Publications (1)

Publication Number Publication Date
ES121663A1 true ES121663A1 (en) 1931-03-01

Family

ID=65579968

Family Applications (1)

Application Number Title Priority Date Filing Date
ES121663A Expired ES121663A1 (en) 1931-01-31 1931-01-31 Improvements in the mechanical records of sound, such as phonographic records.

Country Status (1)

Country Link
ES (1) ES121663A1 (en)

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