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经营范围
发明名称
Self regulating electrical installations
摘要
申请公布号
GB921470(A)
申请公布日期
1963.03.20
申请号
GB19600044847
申请日期
1960.12.30
申请人
NORMACEM
发明人
分类号
H02P7/285;H02P7/288
主分类号
H02P7/285
代理机构
代理人
主权项
地址
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