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发明名称
Improvements in roller suspensions for curtains
摘要
申请公布号
GB342089(A)
申请公布日期
1931.01.29
申请号
GB19290039302
申请日期
1929.12.23
申请人
JULIUS SCHMIDT
发明人
分类号
A47H15/02
主分类号
A47H15/02
代理机构
代理人
主权项
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