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发明名称
Valve regulating means
摘要
申请公布号
US1961439(A)
申请公布日期
1934.06.05
申请号
US19280328093
申请日期
1928.12.24
申请人
THE D. A. EBINGER SANITARY MFG. CO.
发明人
EBINGER DAVID H.
分类号
G05D7/01
主分类号
G05D7/01
代理机构
代理人
主权项
地址
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