FR385839A - Improvements to recorded phonographic cylinders and their production method - Google Patents

Improvements to recorded phonographic cylinders and their production method

Info

Publication number
FR385839A
FR385839A FR385839DA FR385839A FR 385839 A FR385839 A FR 385839A FR 385839D A FR385839D A FR 385839DA FR 385839 A FR385839 A FR 385839A
Authority
FR
France
Prior art keywords
phonographic
cylinders
recorded
production method
production
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.)
NEW JERSEY PATENT CO
Original Assignee
NEW JERSEY PATENT CO
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 NEW JERSEY PATENT CO filed Critical NEW JERSEY PATENT CO
Application granted granted Critical
Publication of FR385839A publication Critical patent/FR385839A/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
    • G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
FR385839D 1907-01-03 1907-12-31 Improvements to recorded phonographic cylinders and their production method Expired FR385839A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US385839XA 1907-01-03 1907-01-03

Publications (1)

Publication Number Publication Date
FR385839A true FR385839A (en) 1908-05-26

Family

ID=1431690

Family Applications (1)

Application Number Title Priority Date Filing Date
FR385839D Expired FR385839A (en) 1907-01-03 1907-12-31 Improvements to recorded phonographic cylinders and their production method

Country Status (1)

Country Link
FR (1) FR385839A (en)

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