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发明名称
Pneumatic valve
摘要
申请公布号
US2077995(A)
申请公布日期
1937.04.20
申请号
US19350038989
申请日期
1935.09.03
申请人
WILSON HALL FREDERICK
发明人
HALL FREDERICK WILSON
分类号
B60C29/06
主分类号
B60C29/06
代理机构
代理人
主权项
地址
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