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发明名称
APPARATUS FOR FORMING GUSSETED TUBING
摘要
申请公布号
CA840111(A)
申请公布日期
1970.04.28
申请号
CAD840111
申请日期
申请人
CANADIAN INDUSTRIES LIMITED
发明人
ELWYN D. JONES
分类号
主分类号
代理机构
代理人
主权项
地址
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