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发明名称
Cord lock for venetian blinds
摘要
申请公布号
US2575395(A)
申请公布日期
1951.11.20
申请号
US19480049043
申请日期
1948.09.13
申请人
ROSENBAUM HARRY S
发明人
ROSENBAUM HARRY S.
分类号
E06B9/324
主分类号
E06B9/324
代理机构
代理人
主权项
地址
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