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发明名称
IMPROVED GAS LENS
摘要
申请公布号
EP0674773(B1)
申请公布日期
1997.07.30
申请号
EP19940904695
申请日期
1993.12.20
申请人
MICHAELIS, MAXIMILIAN
发明人
MICHAELIS, MAXIMILIAN
分类号
G02B3/12;(IPC1-7):G02B3/12
主分类号
G02B3/12
代理机构
代理人
主权项
地址
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