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发明名称
Camera lens having escapement control of lens elements relatively movable longitudinally of the optical axis
摘要
申请公布号
US3228289(A)
申请公布日期
1966.01.11
申请号
US19620214948
申请日期
1962.08.06
申请人
ERNST LEITZ G.M.B.H.
发明人
LEITZ LUDWIG;SALZMANN GERHARD
分类号
G02B7/04;G03B17/14
主分类号
G02B7/04
代理机构
代理人
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