NL7207968A - - Google Patents

Info

Publication number
NL7207968A
NL7207968A NL7207968A NL7207968A NL7207968A NL 7207968 A NL7207968 A NL 7207968A NL 7207968 A NL7207968 A NL 7207968A NL 7207968 A NL7207968 A NL 7207968A NL 7207968 A NL7207968 A NL 7207968A
Authority
NL
Netherlands
Application number
NL7207968A
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
Publication of NL7207968A publication Critical patent/NL7207968A/xx

Links

Classifications

    • 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
    • G09B15/00—Teaching music
    • 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
    • G09B5/04—Electrically-operated educational appliances with audible presentation of the material to be studied
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Physics & Mathematics (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Management Or Editing Of Information On Record Carriers (AREA)
  • Electrically Operated Instructional Devices (AREA)
  • Reverberation, Karaoke And Other Acoustics (AREA)
NL7207968A 1971-06-18 1972-06-12 NL7207968A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH889771 1971-06-18

Publications (1)

Publication Number Publication Date
NL7207968A true NL7207968A (enrdf_load_stackoverflow) 1972-12-20

Family

ID=4345997

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7207968A NL7207968A (enrdf_load_stackoverflow) 1971-06-18 1972-06-12

Country Status (7)

Country Link
US (1) US3843137A (enrdf_load_stackoverflow)
CH (1) CH545519A (enrdf_load_stackoverflow)
DE (1) DE2229069A1 (enrdf_load_stackoverflow)
FR (1) FR2142541A5 (enrdf_load_stackoverflow)
GB (1) GB1398614A (enrdf_load_stackoverflow)
IT (1) IT959319B (enrdf_load_stackoverflow)
NL (1) NL7207968A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT8122892A0 (it) * 1981-07-13 1981-07-13 Rozzano Milano Metodo per l'autoregistrazione del canto su musicassetta fornita di base musicale.

Also Published As

Publication number Publication date
US3843137A (en) 1974-10-22
DE2229069A1 (de) 1972-12-28
CH545519A (enrdf_load_stackoverflow) 1974-01-31
FR2142541A5 (enrdf_load_stackoverflow) 1973-01-26
IT959319B (it) 1973-11-10
GB1398614A (en) 1975-06-25

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Legal Events

Date Code Title Description
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