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发明名称
Electrolift
摘要
申请公布号
US2035813(A)
申请公布日期
1936.03.31
申请号
US19320604257
申请日期
1932.04.09
申请人
JOHNSON CARL E
发明人
JOHNSON CARL E.
分类号
F15B15/18;H02K5/132
主分类号
F15B15/18
代理机构
代理人
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