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发明名称
Valve structure
摘要
申请公布号
US2324793(A)
申请公布日期
1943.07.20
申请号
US19400354199
申请日期
1940.08.26
申请人
THE PFAUDLER CO.
发明人
MINARD EVERETT S.
分类号
B67C3/26;F16K31/58
主分类号
B67C3/26
代理机构
代理人
主权项
地址
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