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发明名称
Filmfuehrung
摘要
申请公布号
DE664355(C)
申请公布日期
1939.06.30
申请号
DE1932A067922D
申请日期
1932.12.06
申请人
ORTHOCHROMA FILM G.M.B.H.
发明人
分类号
G03B1/00
主分类号
G03B1/00
代理机构
代理人
主权项
地址
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