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经营范围
发明名称
Improvement in Electrophotographic Materials
摘要
申请公布号
GB1155745(A)
申请公布日期
1969.06.18
申请号
GB19660040050
申请日期
1966.09.07
申请人
SOCIETA' PER AZIONI FERRANIA
发明人
分类号
G03G5/07
主分类号
G03G5/07
代理机构
代理人
主权项
地址
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