FR500885A - Resonance box for talking machines - Google Patents

Resonance box for talking machines

Info

Publication number
FR500885A
FR500885A FR500885A FR500885DA FR500885A FR 500885 A FR500885 A FR 500885A FR 500885 A FR500885 A FR 500885A FR 500885D A FR500885D A FR 500885DA FR 500885 A FR500885 A FR 500885A
Authority
FR
France
Prior art keywords
resonance box
talking machines
talking
machines
resonance
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
FR500885A
Other languages
French (fr)
Inventor
Algernon Bertie Louis Crowe
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 FR500885A publication Critical patent/FR500885A/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
FR500885A 1918-06-22 1919-06-20 Resonance box for talking machines Expired FR500885A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB500885X 1918-06-22

Publications (1)

Publication Number Publication Date
FR500885A true FR500885A (en) 1920-03-26

Family

ID=10454604

Family Applications (1)

Application Number Title Priority Date Filing Date
FR500885A Expired FR500885A (en) 1918-06-22 1919-06-20 Resonance box for talking machines

Country Status (1)

Country Link
FR (1) FR500885A (en)

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