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发明名称
Fluid holding venetian blind cleaner
摘要
申请公布号
US2788537(A)
申请公布日期
1957.04.16
申请号
US19530399026
申请日期
1953.12.18
申请人
SEYMOUR GREENBERG
发明人
GREENBERG SEYMOUR
分类号
A47L4/02
主分类号
A47L4/02
代理机构
代理人
主权项
地址
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