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发明名称
RUCKSTRAHLER ZUR KONZENTRIERUNG DES LICHTSTROMES
摘要
申请公布号
AT338663(B)
申请公布日期
1977.09.12
申请号
AT19750006574
申请日期
1975.08.26
申请人
WITTMANN FRANZ
发明人
分类号
G02B5/126;(IPC1-7):G02B5/12
主分类号
G02B5/126
代理机构
代理人
主权项
地址
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