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发明名称
Multiple power application device
摘要
申请公布号
US2458976(A)
申请公布日期
1949.01.11
申请号
US19440529531
申请日期
1944.04.04
申请人
CAMPBELL ROLLIN E
发明人
CAMPBELL ROLLIN E.
分类号
F15B15/14
主分类号
F15B15/14
代理机构
代理人
主权项
地址
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