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发明名称
Improvements relating to venetian blinds
摘要
申请公布号
GB845311(A)
申请公布日期
1960.08.17
申请号
GB19570023015
申请日期
1957.07.19
申请人
J. AVERY & CO. (EST. 1834) LIMITED
发明人
TAYLOR WALTER
分类号
E06B9/307
主分类号
E06B9/307
代理机构
代理人
主权项
地址
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