EP 0032943 A4 19840503 - ELECTRONIC TEACHING AID.
Title (en)
ELECTRONIC TEACHING AID.
Title (de)
ELEKTRONISCHE LEERHILFE.
Title (fr)
DISPOSITIF D'ASSISTANCE A L'ENSEIGNEMENT ELECTRONIQUE.
Publication
Application
Priority
US 6228679 A 19790731
Abstract (en)
[origin: WO8100477A1] An electronic teaching aid which enables a student viewing a visual display (2) containing text material (4) being read or studied to designate (10) any words or portion of said text for immediate audible vocalization or alternatively to designate any word of said text for immediate visual display of the definition of said designated word.
IPC 1-7
IPC 8 full level
G09B 5/06 (2006.01); G09B 19/04 (2006.01); G10L 13/04 (2013.01)
CPC (source: EP)
G09B 5/065 (2013.01); G09B 19/04 (2013.01); G10L 13/00 (2013.01)
Citation (search report)
No relevant documents have been disclosed
Designated contracting state (EPC)
DE FR GB
DOCDB simple family (publication)
WO 8100477 A1 19810219; EP 0032943 A1 19810805; EP 0032943 A4 19840503; JP S56500980 A 19810716
DOCDB simple family (application)
US 8000931 W 19800721; EP 80901603 A 19810224; JP 50191180 A 19800721