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发明名称
Reducing valve
摘要
申请公布号
US2305933(A)
申请公布日期
1942.12.22
申请号
US19390251324
申请日期
1939.01.17
申请人
LESLIE COMPANY
发明人
SODERBERG STEN E. B.
分类号
G05D16/18;G05D23/12
主分类号
G05D16/18
代理机构
代理人
主权项
地址
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