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发明名称
Venetian blind
摘要
申请公布号
US2244094(A)
申请公布日期
1941.06.03
申请号
US19390269429
申请日期
1939.04.22
申请人
WREAD WILLIAM E
发明人
WREAD WILLIAM E.
分类号
E06B9/304
主分类号
E06B9/304
代理机构
代理人
主权项
地址
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