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发明名称
Means for mounting book refills
摘要
申请公布号
US2068443(A)
申请公布日期
1937.01.19
申请号
US19360060202
申请日期
1936.01.22
申请人
ADOLPHE BERNASCONI
发明人
BERNASCONI ADOLPHE
分类号
B42B5/12;B42D5/00;B42F3/04;B42F3/06;B42F7/04;B42F11/00
主分类号
B42B5/12
代理机构
代理人
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