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发明名称
Plastic valve
摘要
申请公布号
US2417242(A)
申请公布日期
1947.03.11
申请号
US19430510985
申请日期
1943.11.19
申请人
ADEL PRECISION PRODUCTS CORP.
发明人
ECKEL VINCENT W.
分类号
F16K3/26
主分类号
F16K3/26
代理机构
代理人
主权项
地址
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