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经营范围
发明名称
Dispositif d'observation des images d'un film
摘要
申请公布号
FR1131828(A)
申请公布日期
1957.02.28
申请号
FRD1131828
申请日期
1955.10.05
申请人
COMPAGNIE DES MONTRES LONGINES FRANCILLON
发明人
MADER PETER ERNST
分类号
G03B23/12
主分类号
G03B23/12
代理机构
代理人
主权项
地址
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