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摘要
申请公布号
JPS6161116(B2)
申请公布日期
1986.12.24
申请号
JP19780053491
申请日期
1978.05.04
申请人
HITACHI LTD
发明人
HIRAHATA SHIGERU;TAKEZAWA TERUHIRO;OONUKI NOBUO;KOMATSU SHIGERU;TATEUCHI TSUGUJI
分类号
G09G5/00;G09G1/16;G09G5/22
主分类号
G09G5/00
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