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发明名称
CHILDRENS TRAVELLING PICTURE BOARD
摘要
申请公布号
GB9021178(D0)
申请公布日期
1990.11.14
申请号
GB19900021178
申请日期
1990.09.28
申请人
BROWN, C
发明人
分类号
主分类号
代理机构
代理人
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地址
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