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发明名称
ZOOM LENS
摘要
申请公布号
SU1553938(A1)
申请公布日期
1990.03.30
申请号
SU19864186960
申请日期
1986.12.11
申请人
MASLACHKOV VIKTOR N,SU
发明人
MASLACHKOV VIKTOR N,SU
分类号
G02B15/14
主分类号
G02B15/14
代理机构
代理人
主权项
地址
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