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经营范围
发明名称
IMPROVEMENTS IN OR RELATING TO DUPLICATING RIBBONS
摘要
申请公布号
GB1204399(A)
申请公布日期
1970.09.09
申请号
GB19680032412
申请日期
1968.07.08
申请人
COLUMBIA RIBBON AND CARBON MANUFACTURING CO. INC.
发明人
分类号
B41J31/06
主分类号
B41J31/06
代理机构
代理人
主权项
地址
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