FR2273332B3 - - Google Patents

Info

Publication number
FR2273332B3
FR2273332B3 FR7508704A FR7508704A FR2273332B3 FR 2273332 B3 FR2273332 B3 FR 2273332B3 FR 7508704 A FR7508704 A FR 7508704A FR 7508704 A FR7508704 A FR 7508704A FR 2273332 B3 FR2273332 B3 FR 2273332B3
Authority
FR
France
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
FR7508704A
Other languages
French (fr)
Other versions
FR2273332A1 (en
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.)
Uher Werke Muenchen GmbH and Co
Original Assignee
Uher Werke Muenchen GmbH and Co
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
Priority claimed from DE19742413698 external-priority patent/DE2413698C3/en
Application filed by Uher Werke Muenchen GmbH and Co filed Critical Uher Werke Muenchen GmbH and Co
Publication of FR2273332A1 publication Critical patent/FR2273332A1/en
Application granted granted Critical
Publication of FR2273332B3 publication Critical patent/FR2273332B3/fr
Granted 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
    • G09B19/00—Teaching not covered by other main groups of this subclass
    • G09B19/06—Foreign languages
    • 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)
  • Entrepreneurship & Innovation (AREA)
  • Push-Button Switches (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Switch Cases, Indication, And Locking (AREA)
FR7508704A 1974-03-21 1975-03-20 Desk key for language teacher - has illuminating device and built-in electrical switches Granted FR2273332A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742413698 DE2413698C3 (en) 1974-03-21 Pluggable button for a teacher's desk in a language teaching system

Publications (2)

Publication Number Publication Date
FR2273332A1 FR2273332A1 (en) 1975-12-26
FR2273332B3 true FR2273332B3 (en) 1977-11-25

Family

ID=5910788

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7508704A Granted FR2273332A1 (en) 1974-03-21 1975-03-20 Desk key for language teacher - has illuminating device and built-in electrical switches

Country Status (2)

Country Link
CH (1) CH584963A5 (en)
FR (1) FR2273332A1 (en)

Also Published As

Publication number Publication date
DE2413698A1 (en) 1975-10-02
DE2413698B2 (en) 1976-10-21
FR2273332A1 (en) 1975-12-26
CH584963A5 (en) 1977-02-15

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