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经营范围
发明名称
LENS UNIT FOR A CAMERA OR ENLARGER
摘要
申请公布号
GB2005862(B)
申请公布日期
1982.01.20
申请号
GB19780039637
申请日期
1978.10.06
申请人
TAK SAU LO A
发明人
分类号
G02B7/04;(IPC1-7):G02B7/02
主分类号
G02B7/04
代理机构
代理人
主权项
地址
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