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发明名称
Screen frame
摘要
申请公布号
US2577379(A)
申请公布日期
1951.12.04
申请号
US19490081423
申请日期
1949.03.15
申请人
OSBORNE W. GARVIN
发明人
SPEARS ESTES O.;CLAWITTER RAYMOND G.
分类号
E06B9/52
主分类号
E06B9/52
代理机构
代理人
主权项
地址
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