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经营范围
发明名称
Improvements in recording media for quantity recording apparatus or other purposes
摘要
申请公布号
GB812640(A)
申请公布日期
1959.04.29
申请号
GB19560019197
申请日期
1956.06.21
申请人
FRANK EATON
发明人
分类号
B42D15/00
主分类号
B42D15/00
代理机构
代理人
主权项
地址
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