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发明名称
Perfectionnements aux mécanismes à élément coulissant et application desdits perfectionnements, en particulier aux caméras de prise de vues cinématographiques
摘要
申请公布号
FR1190991(A)
申请公布日期
1959.10.16
申请号
FRD1190991
申请日期
1958.02.01
申请人
发明人
BEAULIEU MARCEL
分类号
G03B19/12
主分类号
G03B19/12
代理机构
代理人
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