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发明名称
VARIABLE FOCAL LENGTH OBJECTIVE
摘要
申请公布号
SU669310(A1)
申请公布日期
1979.06.25
申请号
SU19782573326
申请日期
1978.01.30
申请人
KARLSBRUN RIKLE M,SU
发明人
KARLSBRUN RIKLE M,SU
分类号
G02B15/16;(IPC1-7):G02B15/16
主分类号
G02B15/16
代理机构
代理人
主权项
地址
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