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发明名称
Window screen
摘要
申请公布号
US1824897(A)
申请公布日期
1931.09.29
申请号
US19300444407
申请日期
1930.04.15
申请人
JOHNSON JOSEPH E
发明人
JOHNSON JOSEPH E.
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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