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发明名称
Valved plumbing fitting
摘要
申请公布号
US2627872(A)
申请公布日期
1953.02.10
申请号
US19510221920
申请日期
1951.04.19
申请人
HENRY GRUEN
发明人
GRUEN HENRY
分类号
F16K11/00
主分类号
F16K11/00
代理机构
代理人
主权项
地址
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