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发明名称
DUPLICATION
摘要
申请公布号
CA711184(A)
申请公布日期
1965.06.08
申请号
CAD711184
申请日期
申请人
COLUMBIA RIBBON AND CARBON MANUFACTURING CO.
发明人
DOUGLAS A. NEWMAN
分类号
主分类号
代理机构
代理人
主权项
地址
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