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发明名称
Flushing valve
摘要
申请公布号
US2214863(A)
申请公布日期
1940.09.17
申请号
US19370179057
申请日期
1937.12.10
申请人
SCHULTHEISS WILLIAM F
发明人
SCHULTHEISS WILLIAM F.
分类号
E03D1/32;F16K31/26
主分类号
E03D1/32
代理机构
代理人
主权项
地址
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