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经营范围
发明名称
Valve for rubber tubes, syringes, and the like
摘要
申请公布号
US2692751(A)
申请公布日期
1954.10.26
申请号
US19510222574
申请日期
1951.04.24
申请人
FELVER RICHARD I
发明人
FELVER RICHARD I.
分类号
F16K1/14
主分类号
F16K1/14
代理机构
代理人
主权项
地址
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