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发明名称
Iris valve construction
摘要
申请公布号
US2839267(A)
申请公布日期
1958.06.17
申请号
US19550541408
申请日期
1955.10.19
申请人
LUNDY MANUFACTURING CORPORATION
发明人
SIERADZKI HENRY J.
分类号
F16K3/03
主分类号
F16K3/03
代理机构
代理人
主权项
地址
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