Word assisted memory device that college english teaching was used

The utility model provides a word assisted memory device that college english teaching was used. The utility model relates to a word assisted memory device that college english teaching was used. The back surface connected sprocket of box (1), the sprocket include sprocket one number (8) and sprocke...

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Bibliographische Detailangaben

1. Verfasser:	YUAN GUANGBIN
Format:	Patent
Sprache:	eng
Schlagworte:	ADVERTISING APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND,DEAF OR MUTE CRYPTOGRAPHY DIAGRAMS DISPLAY EDUCATION EDUCATIONAL OR DEMONSTRATION APPLIANCES GLOBES PHYSICS PLANETARIA SEALS
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