DE247164C - - Google Patents

Info

Publication number
DE247164C
DE247164C DENDAT247164D DE247164DA DE247164C DE 247164 C DE247164 C DE 247164C DE NDAT247164 D DENDAT247164 D DE NDAT247164D DE 247164D A DE247164D A DE 247164DA DE 247164 C DE247164 C DE 247164C
Authority
DE
Germany
Prior art keywords
tape
edge
plastic material
sound curve
pen
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.)
Active
Application number
DENDAT247164D
Other languages
German (de)
English (en)
Publication of DE247164C publication Critical patent/DE247164C/de
Active legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B3/00Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor

Landscapes

  • Magnetic Record Carriers (AREA)
DENDAT247164D Active DE247164C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
DE247164C true DE247164C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=505976

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT247164D Active DE247164C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
DE (1) DE247164C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE741332C (de) * 1931-09-30 1943-11-10 Philips Miller N V Vorrichtung zum Herausschneiden einer optisch wiederzugebenden Schwingungsaufzeichnung aus einem Traeger

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE741332C (de) * 1931-09-30 1943-11-10 Philips Miller N V Vorrichtung zum Herausschneiden einer optisch wiederzugebenden Schwingungsaufzeichnung aus einem Traeger

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