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经营范围
发明名称
Valve washer
摘要
申请公布号
US2008101(A)
申请公布日期
1935.07.16
申请号
US19340710287
申请日期
1934.02.08
申请人
HAURY GEORGE W
发明人
HAURY GEORGE W.
分类号
F16K1/48
主分类号
F16K1/48
代理机构
代理人
主权项
地址
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