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发明名称
Split housing plug valve
摘要
申请公布号
US2349978(A)
申请公布日期
1944.05.30
申请号
US19420460472
申请日期
1942.10.02
申请人
THOMAS N. HUNT
发明人
MILLER MELVIN G.
分类号
F16K27/06
主分类号
F16K27/06
代理机构
代理人
主权项
地址
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