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.)
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.)
DIDIER ANDRE FR
Original Assignee
DIDIER ANDRE FR
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 DIDIER ANDRE FRfiledCriticalDIDIER ANDRE FR
Priority to FR7232289ApriorityCriticalpatent/FR2199422A5/fr
Application grantedgrantedCritical
Publication of FR2199422A5publicationCriticalpatent/FR2199422A5/fr
G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
G09B21/00—Teaching, or communicating with, the blind, deaf or mute
G09B21/001—Teaching or communicating with blind persons
G09B21/007—Teaching or communicating with blind persons using both tactile and audible presentation of the information