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发明名称
Valve
摘要
申请公布号
US2358228(A)
申请公布日期
1944.09.12
申请号
US19420466349
申请日期
1942.11.20
申请人
HOOF ADDISON C
发明人
HOOF ADDISON C.
分类号
F16K11/044
主分类号
F16K11/044
代理机构
代理人
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