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发明名称
摘要
申请公布号
JPS4989117(A)
申请公布日期
1974.08.26
申请号
JP19730001441
申请日期
1972.12.28
申请人
发明人
分类号
G05D3/00;H02P5/68
主分类号
G05D3/00
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代理人
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地址
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