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发明名称
Raising and lowering and tilting means for venetian blinds
摘要
申请公布号
US2292857(A)
申请公布日期
1942.08.11
申请号
US19400324919
申请日期
1940.03.05
申请人
ATLAS INVESTMENT CORPORATION
发明人
WREAD WILLIAM E.
分类号
E06B9/308
主分类号
E06B9/308
代理机构
代理人
主权项
地址
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