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发明名称
ERRONEOUS INSERTION PREVENTING DEVICE OF PRINTED BOARD FOR ELECTRONIC COMMUNICATION EQUIPMENT OR THE LIKE
摘要
申请公布号
JPH03234089(A)
申请公布日期
1991.10.18
申请号
JP19900028560
申请日期
1990.02.09
申请人
HITACHI LTD;NIPPON TELEGR & TELEPH CORP <NTT>
发明人
SHINDO TAKANORI;MORI TOSHIYUKI;IBARAKI OSAMU;FURUKAWA SUMIO
分类号
H05K7/14
主分类号
H05K7/14
代理机构
代理人
主权项
地址
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