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发明名称
CAMERA WITH FOCUSING MECHANISM USING TRIANGULATION PRINCIPLE
摘要
申请公布号
GB1218697(A)
申请公布日期
1971.01.06
申请号
GB19690027023
申请日期
1969.05.28
申请人
BELL & HOWELL COMPANY
发明人
HENRY JACOB KOEBER
分类号
G03B13/20
主分类号
G03B13/20
代理机构
代理人
主权项
地址
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