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经营范围
发明名称
Perfectionnement aux dispositifs d'essorage
摘要
申请公布号
FR71202(E)
申请公布日期
1959.10.30
申请号
FRD71202
申请日期
1950.03.30
申请人
发明人
MICHEL JEAN-OSCAR
分类号
A47L1/06
主分类号
A47L1/06
代理机构
代理人
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