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发明名称
摘要
申请公布号
JPH02120804(U)
申请公布日期
1990.09.28
申请号
JP19890030086U
申请日期
1989.03.15
申请人
发明人
分类号
H04N3/19;H01C1/14;H01C13/00;H01F19/04;H01F38/42;H01R11/20;(IPC1-7):H01C13/00
主分类号
H04N3/19
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