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发明名称
Tire valve
摘要
申请公布号
US2371891(A)
申请公布日期
1945.03.20
申请号
US19410375511
申请日期
1941.01.22
申请人
GEORG HOFFMANN
发明人
HOFFMANN GEORG
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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