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发明名称
Photoelektrischer Belichtungsmesser mit Leitlinien
摘要
申请公布号
DE1007518(B)
申请公布日期
1957.05.02
申请号
DE1955V009010
申请日期
1955.06.07
申请人
VEB ZEISS IKON DRESDEN
发明人
HAHN ERICH
分类号
G01J1/42
主分类号
G01J1/42
代理机构
代理人
主权项
地址
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