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经营范围
发明名称
Combined sweeper and dustpan
摘要
申请公布号
US2286113(A)
申请公布日期
1942.06.09
申请号
US19410406545
申请日期
1941.08.12
申请人
OLGA SCHLACTER
发明人
SCHLACTER OLGA
分类号
A47L11/33
主分类号
A47L11/33
代理机构
代理人
主权项
地址
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