ES339019A1 - Un aparato de instruccion sonora. - Google Patents

Un aparato de instruccion sonora.

Info

Publication number
ES339019A1
ES339019A1 ES339019A ES339019A ES339019A1 ES 339019 A1 ES339019 A1 ES 339019A1 ES 339019 A ES339019 A ES 339019A ES 339019 A ES339019 A ES 339019A ES 339019 A1 ES339019 A1 ES 339019A1
Authority
ES
Spain
Prior art keywords
instructions
student
record
response
recording
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.)
Expired
Application number
ES339019A
Other languages
English (en)
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Encyclopaedia Britannica Inc
Original Assignee
Encyclopaedia Britannica Inc
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 by Encyclopaedia Britannica Inc filed Critical Encyclopaedia Britannica Inc
Publication of ES339019A1 publication Critical patent/ES339019A1/es
Expired legal-status Critical Current

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

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)
  • Electrically Operated Instructional Devices (AREA)
  • Holding Or Fastening Of Disk On Rotational Shaft (AREA)
ES339019A 1966-12-09 1967-04-07 Un aparato de instruccion sonora. Expired ES339019A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US60062766A 1966-12-09 1966-12-09

Publications (1)

Publication Number Publication Date
ES339019A1 true ES339019A1 (es) 1968-04-16

Family

ID=24404378

Family Applications (1)

Application Number Title Priority Date Filing Date
ES339019A Expired ES339019A1 (es) 1966-12-09 1967-04-07 Un aparato de instruccion sonora.

Country Status (5)

Country Link
BE (1) BE696874A (mo)
CH (1) CH461151A (mo)
DE (1) DE1547492A1 (mo)
ES (1) ES339019A1 (mo)
GB (1) GB1160464A (mo)

Also Published As

Publication number Publication date
CH461151A (de) 1968-08-15
DE1547492A1 (de) 1969-11-06
GB1160464A (en) 1969-08-06
BE696874A (mo) 1967-09-18

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