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FR564633A - Appareil à double effet à tourner les feuilles de musique - Google Patents

Appareil à double effet à tourner les feuilles de musique

Info

Publication number
FR564633A
FR564633A FR564633DA FR564633A FR 564633 A FR564633 A FR 564633A FR 564633D A FR564633D A FR 564633DA FR 564633 A FR564633 A FR 564633A
Authority
FR
France
Prior art keywords
double
acting device
music sheets
turning music
turning
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
English (en)
Inventor
Harald Christian The Mortensen
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 FR564633A publication Critical patent/FR564633A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D9/00—Bookmarkers; Spot indicators; Devices for holding books open; Leaf turners
    • B42D9/04—Leaf turners
    • B42D9/08—Leaf turners having radial arms, one per leaf, operated successively
    • B42D9/086—Leaf turners having radial arms, one per leaf, operated successively actuated by a spring for each arm
FR564633D 1923-04-03 1923-04-03 Appareil à double effet à tourner les feuilles de musique Expired FR564633A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR564633T 1923-04-03

Publications (1)

Publication Number Publication Date
FR564633A true FR564633A (fr) 1924-01-07

Family

ID=8945895

Family Applications (1)

Application Number Title Priority Date Filing Date
FR564633D Expired FR564633A (fr) 1923-04-03 1923-04-03 Appareil à double effet à tourner les feuilles de musique

Country Status (1)

Country Link
FR (1) FR564633A (fr)

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