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经营范围
发明名称
Water supply or control apparatus
摘要
申请公布号
US2608987(A)
申请公布日期
1952.09.02
申请号
US19490079361
申请日期
1949.03.03
申请人
GILBERT COLLMAN
发明人
COLLMAN GILBERT
分类号
F16K31/18
主分类号
F16K31/18
代理机构
代理人
主权项
地址
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