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发明名称
Surface working machine
摘要
申请公布号
US2534969(A)
申请公布日期
1950.12.19
申请号
US19460690569
申请日期
1946.08.14
申请人
CARL HAUSER
发明人
HAUSER CARL
分类号
A47L11/18;A47L11/24;B24B7/18
主分类号
A47L11/18
代理机构
代理人
主权项
地址
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