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发明名称
Bloc à cahiers multiples
摘要
申请公布号
FR930094(A)
申请公布日期
1948.01.15
申请号
FRD930094
申请日期
1946.07.01
申请人
发明人
DECONDE ALBERT
分类号
B42D1/00;B42D5/00
主分类号
B42D1/00
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代理人
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