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经营范围
发明名称
Improvements in and connected with adjustable louvres
摘要
申请公布号
GB726345(A)
申请公布日期
1955.03.16
申请号
GB19530008507
申请日期
1953.03.27
申请人
N. V. APPLETON PTY. LTD.
发明人
分类号
E06B7/084
主分类号
E06B7/084
代理机构
代理人
主权项
地址
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