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经营范围
发明名称
变流机及电鞭
摘要
申请公布号
TW006695
申请公布日期
1970.08.01
申请号
TW051181
申请日期
1970.01.12
申请人
罗瑞渊
发明人
罗瑞渊
分类号
H02M
主分类号
H02M
代理机构
代理人
主权项
地址
U.S.A.
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