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发明名称
Improvements in or relating to means for operating curtains and the like
摘要
申请公布号
GB445844(A)
申请公布日期
1936.04.06
申请号
GB19340020844
申请日期
1934.07.16
申请人
LUDWIG SCHAEFER
发明人
分类号
A47H5/06
主分类号
A47H5/06
代理机构
代理人
主权项
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