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发明名称
Obturateur à diaphragmes pour obturer des tubes guidant de l'eau
摘要
申请公布号
FR1114346(A)
申请公布日期
1956.04.11
申请号
FRD1114346
申请日期
1954.08.16
申请人
发明人
FISCHER ARNO
分类号
F16K3/03
主分类号
F16K3/03
代理机构
代理人
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地址
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