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经营范围
发明名称
Mop
摘要
申请公布号
US1920355(A)
申请公布日期
1933.08.01
申请号
US19320611419
申请日期
1932.05.14
申请人
THEODORE GUTMANN
发明人
CASS MAX L.
分类号
A47L13/24
主分类号
A47L13/24
代理机构
代理人
主权项
地址
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