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发明名称
Spiegelreflexeinrichtung fuer photographische Kamera
摘要
申请公布号
DE815745(C)
申请公布日期
1951.11.29
申请号
DE1950V001157
申请日期
1950.05.24
申请人
VOIGTLAENDER & SOHN A. G.
发明人
TRONNIER ALBRECHT WILHELM DR. H. C.
分类号
G03B19/12
主分类号
G03B19/12
代理机构
代理人
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