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发明名称
IMPROVEMENTS RELATING TO TRAINING DEVICES FOR ELECTRICAL DISTRIBUTION
摘要
申请公布号
GB9000601(D0)
申请公布日期
1990.03.14
申请号
GB19900000601
申请日期
1990.01.11
申请人
NICKERSON ELECTRICAL EDUCATIONAL SYSTEMS LIMITED
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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