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发明名称
BOOK CHARACTER REFERENCE MEANS
摘要
申请公布号
IL69538(D0)
申请公布日期
1983.11.30
申请号
IL19830069538
申请日期
1983.08.22
申请人
JOSEPH GOODMAN
发明人
分类号
B42D;(IPC1-7):B42D/
主分类号
B42D
代理机构
代理人
主权项
地址
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