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发明名称
Float valve
摘要
申请公布号
US1846541(A)
申请公布日期
1932.02.23
申请号
US19280253838
申请日期
1928.02.13
申请人
GRANBERG METER CORPORATION
发明人
BRUBAKER WALTER S.
分类号
F16K31/22
主分类号
F16K31/22
代理机构
代理人
主权项
地址
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