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发明名称
Door control mechanism
摘要
申请公布号
US1897350(A)
申请公布日期
1933.02.14
申请号
US19290395023
申请日期
1929.09.25
申请人
WIEGNER SIMON P
发明人
WIEGNER SIMON P.
分类号
E05F15/02
主分类号
E05F15/02
代理机构
代理人
主权项
地址
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