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发明名称
Floor working machine
摘要
申请公布号
US2879528(A)
申请公布日期
1959.03.31
申请号
US19530350638
申请日期
1953.04.23
申请人
FINNELL WALTER S
发明人
FINNELL WALTER S.
分类号
A47L11/40;H01H9/06
主分类号
A47L11/40
代理机构
代理人
主权项
地址
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