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申请公布号
JP2895843(B2)
申请公布日期
1999.05.24
申请号
JP19880509319
申请日期
1988.10.06
申请人
IISUTOMAN KODATSUKU CO
发明人
BETENSUKII ERISU AI;KUREITSUAA MERUIN HAWAADO
分类号
G02B15/20;G02B15/22;(IPC1-7):G02B15/20
主分类号
G02B15/20
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