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发明名称
A new or improved appliance for cleaning slatted structures and in particular venetian blinds
摘要
申请公布号
GB785902(A)
申请公布日期
1957.11.06
申请号
GB19550035158
申请日期
1955.12.07
申请人
JEAN CHARLES DELACRETAZ
发明人
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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