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发明名称
摘要
申请公布号
JPH058922(U)
申请公布日期
1993.02.05
申请号
JP19910063433U
申请日期
1991.07.16
申请人
发明人
分类号
H04N3/18;H01F19/04;H01F38/42;(IPC1-7):H01F19/04;H04N3/195
主分类号
H04N3/18
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