FR10814E - Advanced reproducing diaphragm system for sapphire and needle discs for phonographs and gramophones - Google Patents

Advanced reproducing diaphragm system for sapphire and needle discs for phonographs and gramophones

Info

Publication number
FR10814E
FR10814E FR10814DA FR10814E FR 10814 E FR10814 E FR 10814E FR 10814D A FR10814D A FR 10814DA FR 10814 E FR10814 E FR 10814E
Authority
FR
France
Prior art keywords
gramophones
phonographs
sapphire
advanced
diaphragm system
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)
Inventor
Charles Cahit
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR10814E publication Critical patent/FR10814E/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
    • G11B3/44—Styli, e.g. sapphire, diamond
    • G11B3/46—Constructions or forms ; Dispositions or mountings, e.g. attachment of point to shank
FR10814D 1908-12-22 1909-04-10 Advanced reproducing diaphragm system for sapphire and needle discs for phonographs and gramophones Expired FR10814E (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR397808T 1908-12-22
FR10814T 1909-04-10

Publications (1)

Publication Number Publication Date
FR10814E true FR10814E (en) 1909-10-08

Family

ID=1353198

Family Applications (1)

Application Number Title Priority Date Filing Date
FR10814D Expired FR10814E (en) 1908-12-22 1909-04-10 Advanced reproducing diaphragm system for sapphire and needle discs for phonographs and gramophones

Country Status (1)

Country Link
FR (1) FR10814E (en)

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