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发明名称
Guide track for rolling window screens
摘要
申请公布号
US1764880(A)
申请公布日期
1930.06.17
申请号
US19250035774
申请日期
1925.06.08
申请人
ROLSCREEN COMPANY
发明人
NELSON NELS H.
分类号
E06B9/54
主分类号
E06B9/54
代理机构
代理人
主权项
地址
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