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发明名称
BOXCAR INNER DOOR OPENER
摘要
申请公布号
CA832874(A)
申请公布日期
1970.01.27
申请号
CAD832874
申请日期
申请人
LINK-BELT LIMITED
发明人
WILLARD E. ERICKSON
分类号
主分类号
代理机构
代理人
主权项
地址
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