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

    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09BEDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B15/00Teaching music
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09BEDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B5/00Electrically-operated educational appliances
    • G09B5/04Electrically-operated educational appliances with audible presentation of the material to be studied
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording 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)
  • Electrically Operated Instructional Devices (AREA)
  • Management Or Editing Of Information On Record Carriers (AREA)
  • Reverberation, Karaoke And Other Acoustics (AREA)
NL7207968A 1971-06-18 1972-06-12 NL7207968A (enEXAMPLES)

Applications Claiming Priority (1)

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

Publications (1)

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

Family

ID=4345997

Family Applications (1)

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

Country Status (7)

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

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

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Legal Events

Date Code Title Description
BV The patent application has lapsed