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经营范围
发明名称
Soupape de passage
摘要
申请公布号
FR699018(A)
申请公布日期
1931.02.09
申请号
FRD699018
申请日期
1930.07.16
申请人
发明人
KOPPEL ARTHUR FRITZ
分类号
F16K3/28
主分类号
F16K3/28
代理机构
代理人
主权项
地址
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