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发明名称
Door holder
摘要
申请公布号
US2058639(A)
申请公布日期
1936.10.27
申请号
US19340753867
申请日期
1934.11.20
申请人
MAX SHOOLMAN;BERGMAN SIDNEY M
发明人
SHOOLMAN MAX;BERGMAN SIDNEY M.
分类号
E05C17/44
主分类号
E05C17/44
代理机构
代理人
主权项
地址
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