FR677405A - Improvement to phonograph needle boxes - Google Patents

Improvement to phonograph needle boxes

Info

Publication number
FR677405A
FR677405A FR677405DA FR677405A FR 677405 A FR677405 A FR 677405A FR 677405D A FR677405D A FR 677405DA FR 677405 A FR677405 A FR 677405A
Authority
FR
France
Prior art keywords
improvement
phonograph needle
needle boxes
boxes
phonograph
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
Gosta Axelsson Hansson
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 filed Critical
Application granted granted Critical
Publication of FR677405A publication Critical patent/FR677405A/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
    • G11B3/54—Storing; Manipulating, e.g. feeding styli to and from heads
FR677405D 1928-12-20 1929-06-25 Improvement to phonograph needle boxes Expired FR677405A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE677405X 1928-12-20

Publications (1)

Publication Number Publication Date
FR677405A true FR677405A (en) 1930-03-07

Family

ID=6594098

Family Applications (1)

Application Number Title Priority Date Filing Date
FR677405D Expired FR677405A (en) 1928-12-20 1929-06-25 Improvement to phonograph needle boxes

Country Status (1)

Country Link
FR (1) FR677405A (en)

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