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发明名称
Liquid control valve
摘要
申请公布号
US2233840(A)
申请公布日期
1941.03.04
申请号
US19400316123
申请日期
1940.01.29
申请人
KOEHLER GUSTAVE J
发明人
KOEHLER GUSTAVE J.
分类号
F16K5/16
主分类号
F16K5/16
代理机构
代理人
主权项
地址
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