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发明名称
摘要
申请公布号
JPS5615076(B2)
申请公布日期
1981.04.08
申请号
JP19720069431
申请日期
1972.07.11
申请人
发明人
分类号
G11C17/00;G02B6/122;G11B7/00;G11C13/04
主分类号
G11C17/00
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