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发明名称
BOOK MARKER
摘要
申请公布号
JPH0427593(A)
申请公布日期
1992.01.30
申请号
JP19900134743
申请日期
1990.05.23
申请人
SATO TADASHI
发明人
SATO TADASHI
分类号
B42D9/00;B42D9/02
主分类号
B42D9/00
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代理人
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