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发明名称
Verbesserungen an Beobachtungsgeraeten
摘要
申请公布号
DE2129778(A1)
申请公布日期
1972.01.20
申请号
DE19712129778
申请日期
1971.06.16
申请人
SOCIETE D'ETUDES ET DE REALISATIONS ELECTRONIQUES
发明人
BEZU,MAURICE
分类号
G02B27/64
主分类号
G02B27/64
代理机构
代理人
主权项
地址
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