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发明名称
Valve
摘要
申请公布号
US1750462(A)
申请公布日期
1930.03.11
申请号
US19260080923
申请日期
1926.01.13
申请人
WOLVERINE BRASS WORKS
发明人
CORNELIUS LOUIS A.
分类号
F16K1/34
主分类号
F16K1/34
代理机构
代理人
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