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经营范围
发明名称
Perfectionnements aux soupapes, valves ou clapets
摘要
申请公布号
FR968425(A)
申请公布日期
1950.11.27
申请号
FRD968425
申请日期
1948.06.25
申请人
发明人
CREYSSENSAC ELIE
分类号
F16K15/02
主分类号
F16K15/02
代理机构
代理人
主权项
地址
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