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发明名称
Valve structure
摘要
申请公布号
US3000393(A)
申请公布日期
1961.09.19
申请号
US19590815492
申请日期
1959.05.25
申请人
MAYNARD WALLACE J
发明人
MAYNARD WALLACE J.
分类号
F16K11/085
主分类号
F16K11/085
代理机构
代理人
主权项
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