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发明名称
WEITWINKEL-SIEBEN-ELEMENT-LINSENSYSTEM
摘要
申请公布号
DE3714579(A1)
申请公布日期
1987.11.05
申请号
DE19873714579
申请日期
1987.04.30
申请人
ASAHI KOGAKU KOGYO K.K.
发明人
HIRAKAWA,JUN
分类号
G02B9/64;G02B13/04;(IPC1-7):G02B9/64
主分类号
G02B9/64
代理机构
代理人
主权项
地址
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