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发明名称
Linse
摘要
申请公布号
CH472679(A)
申请公布日期
1969.05.15
申请号
CH19680008386
申请日期
1968.06.06
申请人
N. V. OPTISCHE INDUSTRIE "DE OUDE DELFT"
发明人
MULDER,HENDRIK
分类号
G02B5/00;G02B3/00;G02B7/02;G02B27/00;(IPC1-7):G02B3/00
主分类号
G02B5/00
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