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发明名称
Automatic door coser
摘要
申请公布号
US3160408(A)
申请公布日期
1964.12.08
申请号
US19610153279
申请日期
1961.11.20
申请人
WOODS JOHN W
发明人
WOODS JOHN W.
分类号
E05F15/12
主分类号
E05F15/12
代理机构
代理人
主权项
地址
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