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发明名称
Perfectionnements aux robinets, notamment aux robinets à boisseau pour liquides acides et caustiques
摘要
申请公布号
FR724177(A)
申请公布日期
1932.04.22
申请号
FRD724177
申请日期
1931.10.08
申请人
发明人
HEMMERDINGER MAURICE
分类号
F16K27/06
主分类号
F16K27/06
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代理人
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