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发明名称
Dispositif optique accessoire applicable aux appareils photographiques et cinématographiques.
摘要
申请公布号
CH237995(A)
申请公布日期
1945.06.15
申请号
CHD237995
申请日期
1943.04.02
申请人
SOCIETE D'EXPLOITATION DES BREVETS ABEL GANCE & ANGENIEUX S.E.B.A.G.A.
发明人
SOCIETE D'EXPLOITATION DES BREVETS ABEL GANCE & ANGENIEUX S.E.B.A.G.A.
分类号
G02B3/08
主分类号
G02B3/08
代理机构
代理人
主权项
地址
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