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发明名称
DOOR CONSTRUCTION
摘要
申请公布号
CA801434(A)
申请公布日期
1968.12.17
申请号
CAD801434
申请日期
申请人
BYRNE DOORS
发明人
CHARLES S. DAVIDSON
分类号
主分类号
代理机构
代理人
主权项
地址
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