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发明名称
Automatic adjustable shade apparatus
摘要
申请公布号
US2186873(A)
申请公布日期
1940.01.09
申请号
US19380204893
申请日期
1938.04.28
申请人
MANSFIELD GEORGE F
发明人
MANSFIELD GEORGE F.
分类号
E06B9/78
主分类号
E06B9/78
代理机构
代理人
主权项
地址
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