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发明名称
Perfectionnements aux duplicateurs et machines similaires
摘要
申请公布号
FR864971(A)
申请公布日期
1941.05.09
申请号
FRD864971
申请日期
1939.12.30
申请人
发明人
LIEVENS LEON LOUIS
分类号
B41L27/24;B41L27/34;B41L39/08;B65H1/18
主分类号
B41L27/24
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代理人
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