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经营范围
发明名称
Appareil de projection optique
摘要
申请公布号
FR1276959(A)
申请公布日期
1961.11.24
申请号
FR19600848217
申请日期
1960.12.28
申请人
WENCZLER & HEIDENHAIN
发明人
分类号
G03B21/00
主分类号
G03B21/00
代理机构
代理人
主权项
地址
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