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发明名称
Filtre pour puits
摘要
申请公布号
FR731246(A)
申请公布日期
1932.08.31
申请号
FRD731246
申请日期
1932.02.10
申请人
发明人
WURZ FRITZ
分类号
F04B53/10
主分类号
F04B53/10
代理机构
代理人
主权项
地址
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