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发明名称
Procédé de fermeture des obturateurs de remplissage et appareils réalisant le dit procédé
摘要
申请公布号
FR847352(A)
申请公布日期
1939.10.09
申请号
FRD847352
申请日期
1938.12.10
申请人
发明人
MULLER JACQUES
分类号
F16K31/20
主分类号
F16K31/20
代理机构
代理人
主权项
地址
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