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发明名称
Valve structure
摘要
申请公布号
US2610023(A)
申请公布日期
1952.09.09
申请号
US19460701667
申请日期
1946.10.07
申请人
AUTOMATIC PUMP & SOFTENER CORPORATION
发明人
WHITLOCK FRED W.
分类号
F16K5/18
主分类号
F16K5/18
代理机构
代理人
主权项
地址
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