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发明名称
Improvements in and relating to curtain supporting devices
摘要
申请公布号
GB489851(A)
申请公布日期
1938.07.28
申请号
GB19370002511
申请日期
1937.01.28
申请人
发明人
分类号
A47H1/144
主分类号
A47H1/144
代理机构
代理人
主权项
地址
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