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发明名称
LEHRGERÄT ZUM BESSEREN LESEN.
摘要
申请公布号
DE69003806(D1)
申请公布日期
1993.11.11
申请号
DE19906003806
申请日期
1990.01.23
申请人
GIAUME, JEAN-MARIE, NICE, FR;DELRIEU, RICHARD, NICE, FR
发明人
GIAUME, JEAN-MARIE, NICE, FR;DELRIEU, RICHARD, NICE, FR
分类号
G09B15/00;G09B15/04;(IPC1-7):G09B17/02;G09B15/02
主分类号
G09B15/00
代理机构
代理人
主权项
地址
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