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经营范围
发明名称
OPTICAL SYSTEM
摘要
申请公布号
GB8702543(D0)
申请公布日期
1987.03.11
申请号
GB19870002543
申请日期
1987.02.05
申请人
YORK TECHNOLOGY LTD
发明人
分类号
G01N21/41
主分类号
G01N21/41
代理机构
代理人
主权项
地址
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