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发明名称
Arm adjustment for concealed door closer
摘要
申请公布号
US2903733(A)
申请公布日期
1959.09.15
申请号
US19550504041
申请日期
1955.04.26
申请人
THE YALE & TOWNE MANUFACTURING COMPANY
发明人
SCHROEDER CHARLES S.
分类号
E05F3/10
主分类号
E05F3/10
代理机构
代理人
主权项
地址
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