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发明名称
Door holder
摘要
申请公布号
US1762095(A)
申请公布日期
1930.06.03
申请号
US19290364187
申请日期
1929.05.18
申请人
HOUSTON SALEM W
发明人
HOUSTON SALEM W.
分类号
E05C17/54
主分类号
E05C17/54
代理机构
代理人
主权项
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