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发明名称
APPARATUS FOR MAKING TAPERED TUBULAR POLES
摘要
申请公布号
CA314276(A)
申请公布日期
1931.08.11
申请号
CAD314276
申请日期
申请人
THE UNION METAL MANUFACTURING COMPANY
发明人
EDMUND W. RIEMENSCHNEIDER
分类号
主分类号
代理机构
代理人
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