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发明名称
REVERSING MECHANISM FOR MOTION PICTURE PROJECTORS
摘要
申请公布号
GB1209287(A)
申请公布日期
1970.10.21
申请号
GB19690041263
申请日期
1969.08.19
申请人
BELL & HOWELL COMPANY
发明人
JAROSLAV CHERNIAVSKYJ
分类号
G03B19/18
主分类号
G03B19/18
代理机构
代理人
主权项
地址
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