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发明名称
Jeu de feuillets présentant des repères
摘要
申请公布号
CH326578(A)
申请公布日期
1957.12.31
申请号
CHD326578
申请日期
1954.06.03
申请人
MACHOL EDGE INDEX, INC.
发明人
R. MACHOL,MORRIS
分类号
B42F21/00
主分类号
B42F21/00
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代理人
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