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发明名称
摘要
申请公布号
JPH0570801(B2)
申请公布日期
1993.10.05
申请号
JP19850086703
申请日期
1985.04.22
申请人
ASAHI OPTICAL CO LTD
发明人
OOCHI TERUO
分类号
G02B6/44;G02B6/06;G02B23/26;(IPC1-7):G02B6/06
主分类号
G02B6/44
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