BE755675A - Installation de transmission de signaux, utilisable notamment dans l'enseignement de groupes - Google Patents

Installation de transmission de signaux, utilisable notamment dans l'enseignement de groupes

Info

Publication number
BE755675A
BE755675A BE755675DA BE755675A BE 755675 A BE755675 A BE 755675A BE 755675D A BE755675D A BE 755675DA BE 755675 A BE755675 A BE 755675A
Authority
BE
Belgium
Prior art keywords
signal transmission
transmission installation
group teaching
teaching
group
Prior art date
Application number
Other languages
English (en)
Original Assignee
Granicher Heini
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.)
Publication date
Publication of BE755675A publication Critical patent/BE755675A/fr

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

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)
  • Lock And Its Accessories (AREA)
BE755675D 1969-09-08 Installation de transmission de signaux, utilisable notamment dans l'enseignement de groupes BE755675A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1361469A CH502660A (de) 1969-09-08 1969-09-08 Signalübertragungsanlage

Publications (1)

Publication Number Publication Date
BE755675A true BE755675A (fr) 1971-02-15

Family

ID=4393901

Family Applications (1)

Application Number Title Priority Date Filing Date
BE755675D BE755675A (fr) 1969-09-08 Installation de transmission de signaux, utilisable notamment dans l'enseignement de groupes

Country Status (5)

Country Link
AT (1) ATA732670A (fr)
BE (1) BE755675A (fr)
CH (1) CH502660A (fr)
DE (1) DE2041632B2 (fr)
FR (1) FR2060762A5 (fr)

Also Published As

Publication number Publication date
CH502660A (de) 1971-01-31
ATA732670A (de) 1976-07-15
DE2041632B2 (de) 1972-03-02
DE2041632A1 (de) 1971-04-08
FR2060762A5 (fr) 1971-06-18

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