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发明名称
RETROFOCUS LENS
摘要
申请公布号
JPS5499427(A)
申请公布日期
1979.08.06
申请号
JP19780005682
申请日期
1978.01.21
申请人
ASAHI OPTICAL CO LTD
发明人
KOBAYASHI KOUICHI
分类号
G02B9/64;G02B13/04
主分类号
G02B9/64
代理机构
代理人
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