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经营范围
发明名称
PEAK LEVEL ADJUSTING DEVICE
摘要
申请公布号
JPS55150106(A)
申请公布日期
1980.11.21
申请号
JP19790054775
申请日期
1979.05.07
申请人
HITACHI LTD
发明人
IWAHARA YUKIAKI
分类号
G11B20/04
主分类号
G11B20/04
代理机构
代理人
主权项
地址
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