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发明名称
Einrichtung zum Ausgleich der Parallaxe an photographischen Apparaten mit besonderemSucherobjektiv
摘要
申请公布号
DE611836(C)
申请公布日期
1935.04.06
申请号
DE1934F077042D
申请日期
1934.02.04
申请人
PAUL FRANKE;PAUL FRANKE;REINHOLD HEIDECKE;REINHOLD HEIDECKE
发明人
分类号
G03B13/20
主分类号
G03B13/20
代理机构
代理人
主权项
地址
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