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发明名称
Mop
摘要
申请公布号
US1937141(A)
申请公布日期
1933.11.28
申请号
US19320603935
申请日期
1932.04.08
申请人
REEL-MAP CORPORATION
发明人
CARLSON OSCAR
分类号
A47L13/142
主分类号
A47L13/142
代理机构
代理人
主权项
地址
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