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发明名称
Two-way valve
摘要
申请公布号
US1753684(A)
申请公布日期
1930.04.08
申请号
US19260093910
申请日期
1926.03.11
申请人
THE REPUBLIC BRASS COMPANY
发明人
BLOCH LEON
分类号
F16K11/085
主分类号
F16K11/085
代理机构
代理人
主权项
地址
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