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经营范围
发明名称
Swinging door
摘要
申请公布号
US2195679(A)
申请公布日期
1940.04.02
申请号
US19390272522
申请日期
1939.05.08
申请人
发明人
RAPP AUGUST O.
分类号
E05D15/50
主分类号
E05D15/50
代理机构
代理人
主权项
地址
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