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经营范围
发明名称
Machine servant à sélectionner et à examiner les données d'un film
摘要
申请公布号
FR882624(A)
申请公布日期
1943.06.09
申请号
FRD882624
申请日期
1941.06.11
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
分类号
G03B21/32
主分类号
G03B21/32
代理机构
代理人
主权项
地址
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