JPS4938441B1 - - Google Patents

Info

Publication number
JPS4938441B1
JPS4938441B1 JP44052557A JP5255769A JPS4938441B1 JP S4938441 B1 JPS4938441 B1 JP S4938441B1 JP 44052557 A JP44052557 A JP 44052557A JP 5255769 A JP5255769 A JP 5255769A JP S4938441 B1 JPS4938441 B1 JP S4938441B1
Authority
JP
Japan
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.)
Pending
Application number
JP44052557A
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8652109&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JPS4938441(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed filed Critical
Publication of JPS4938441B1 publication Critical patent/JPS4938441B1/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B25/00—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus
    • G11B25/04—Apparatus characterised by the shape of record carrier employed but not specific to the method of recording or reproducing, e.g. dictating apparatus; Combinations of such apparatus using flat record carriers, e.g. disc, card
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B5/00—Electrically-operated educational appliances
    • G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
    • G09B5/062—Combinations of audio and printed presentations, e.g. magnetically striped cards, talking books, magnetic tapes with printed texts thereon
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
JP44052557A 1968-07-04 1969-07-04 Pending JPS4938441B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR157948 1968-07-04

Publications (1)

Publication Number Publication Date
JPS4938441B1 true JPS4938441B1 (ja) 1974-10-17

Family

ID=8652109

Family Applications (1)

Application Number Title Priority Date Filing Date
JP44052557A Pending JPS4938441B1 (ja) 1968-07-04 1969-07-04

Country Status (4)

Country Link
US (1) US3671044A (ja)
JP (1) JPS4938441B1 (ja)
DE (1) DE1934134B2 (ja)
FR (1) FR1591591A (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2345769A1 (fr) * 1976-03-25 1977-10-21 Blazevic Milos Dispositif d'enregistrement, de lecture et de traduction automatique et support correspondant
US4554591A (en) * 1983-09-19 1985-11-19 Polaroid Corporation Reproducible image and information bearing record
DE8438276U1 (de) * 1984-12-29 1985-04-25 Tepro Technologie und Produktentwicklung für Elektronik und Automatisierung GmbH & Co, 1000 Berlin Vorrichtung zur tonaufzeichnung und wiedergabe auf flachen rechteckigen tontraegern
FR2614460A1 (fr) * 1987-04-22 1988-10-28 Dulud Jacques Magnetophone du type utilisant des cartes magnetiques

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2849542A (en) * 1952-12-31 1958-08-26 Ellamac Inc Apparatus for magnetic recording of sound on record cards
US2998494A (en) * 1957-02-25 1961-08-29 Carl T Nations Recording and reproducing device
CH384233A (de) * 1958-08-05 1964-11-15 Tdk Electronics Co Ltd Vorrichtung für magnetische Tonaufnahme und -wiedergabe
US3176083A (en) * 1960-03-07 1965-03-30 Hauser Fred Recording and reproducing machine
US3185776A (en) * 1960-11-23 1965-05-25 Werner K Bender Installation for reproducing sound from a stationary sound record area
US3412483A (en) * 1964-07-07 1968-11-26 Jacobs Marvin Device for reproducing sound from a card shaped record
US3348320A (en) * 1964-12-14 1967-10-24 George K Brokaw Phonetic teaching device
US3396478A (en) * 1967-07-14 1968-08-13 Amran Et Fils S A R L Audio-visual instrument
US3471654A (en) * 1967-01-13 1969-10-07 Ibm Transducer driving arrangement for recording and reproducing apparatus

Also Published As

Publication number Publication date
FR1591591A (ja) 1970-05-04
DE1934134B2 (de) 1978-11-23
DE1934134A1 (de) 1970-01-08
US3671044A (en) 1972-06-20
DE1934134C3 (ja) 1979-08-02

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