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发明名称
Verfahren zum Anzeigen der Schärfentiefe bei photographischen Objektiven oder Kameras und Einrichtung zur Durchführung dieses Verfahrens
摘要
申请公布号
CH368054(A)
申请公布日期
1963.03.15
申请号
CH19590072213
申请日期
1959.04.16
申请人
JOS. SCHNEIDER & CO. OPTISCHE WERKE
发明人
EWALD,WALDEMAR,DR.
分类号
G03B17/02
主分类号
G03B17/02
代理机构
代理人
主权项
地址
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