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发明名称
IMPROVEMENTS IN ZOOM LENS
摘要
申请公布号
MY8400199(A)
申请公布日期
1984.12.31
申请号
MY19840000199
申请日期
1984.12.30
申请人
VIVITAR CORPORATION
发明人
ELLIS BETENSKY '
分类号
G02B15/173
主分类号
G02B15/173
代理机构
代理人
主权项
地址
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