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经营范围
发明名称
Water reducing valve
摘要
申请公布号
US2098696(A)
申请公布日期
1937.11.09
申请号
US19360060223
申请日期
1936.01.22
申请人
CHARLES M. BAILEY COMPANY, INC.
发明人
SPARROW ARTHUR JOSEPH
分类号
G05D16/06
主分类号
G05D16/06
代理机构
代理人
主权项
地址
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