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G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
G09B11/00—Teaching hand-writing, shorthand, drawing, or painting
G09B11/04—Guide sheets or plates; Tracing charts
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FR1114082D1954-11-151954-11-15Pochoir pour l'enseignement de l'écriture
ExpiredFR1114082A
(fr)