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发明名称
OPTICAL PROJECTION LENSES
摘要
申请公布号
GB1503456(A)
申请公布日期
1978.03.08
申请号
GB19760048869
申请日期
1976.11.24
申请人
DALLMEYER J LTD;HARVEY R
发明人
分类号
G02B9/60;(IPC1-7):G02B9/60
主分类号
G02B9/60
代理机构
代理人
主权项
地址
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