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发明名称
Soupape régulatrice de pression
摘要
申请公布号
FR931540(A)
申请公布日期
1948.02.25
申请号
FRD931540
申请日期
1946.07.30
申请人
发明人
KOENIGSWARTER HENRY DE
分类号
F16K7/17;G05D16/06
主分类号
F16K7/17
代理机构
代理人
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