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发明名称
Valve
摘要
申请公布号
US2556583(A)
申请公布日期
1951.06.12
申请号
US19440566593
申请日期
1944.12.04
申请人
HINZ GUSTAV R
发明人
HINZ GUSTAV R.
分类号
F16K3/08;F16L19/03
主分类号
F16K3/08
代理机构
代理人
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地址
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