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经营范围
发明名称
Inflation tube valve
摘要
申请公布号
US2674064(A)
申请公布日期
1954.04.06
申请号
US19520274626
申请日期
1952.03.03
申请人
GEORGE J. ELSASSER
发明人
GASSAWAY BENJAMIN F.
分类号
F16K15/20
主分类号
F16K15/20
代理机构
代理人
主权项
地址
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