BE452810A - - Google Patents

Info

Publication number
BE452810A
BE452810A BE452810A BE452810A BE452810A BE 452810 A BE452810 A BE 452810A BE 452810 A BE452810 A BE 452810A BE 452810 A BE452810 A BE 452810A BE 452810 A BE452810 A BE 452810A
Authority
BE
Belgium
Application number
BE452810A
Original Assignee
Licentia Gmbh
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 of BE452810A publication Critical patent/BE452810A/xx
Priority claimed from DEA18176D external-priority patent/DE915272C/de
Application filed by Licentia Gmbh filed Critical Licentia Gmbh

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
    • G11B3/68—Record carriers
    • G11B3/70—Record carriers characterised by the selection of material or structure; Processes or apparatus specially adapted for manufacturing record carriers
    • G11B3/705—Record carriers characterised by the selection of material or structure; Processes or apparatus specially adapted for manufacturing record carriers characterised by the selection of the material only
    • 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
    • G11B3/68—Record carriers
    • G11B3/70—Record carriers characterised by the selection of material or structure; Processes or apparatus specially adapted for manufacturing record carriers
BE452810A 1942-10-30 1943-10-21 BE452810A ( )

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE899054X 1942-10-30
DEA18176D DE915272C (de) 1943-01-12 1943-01-12 Schallplatte

Publications (1)

Publication Number Publication Date
BE452810A true BE452810A ( )

Family

ID=25956003

Family Applications (1)

Application Number Title Priority Date Filing Date
BE452810A BE452810A ( ) 1942-10-30 1943-10-21

Country Status (2)

Country Link
BE (1) BE452810A ( )
FR (1) FR899054A ( )

Also Published As

Publication number Publication date
FR899054A (fr) 1945-05-18

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