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发明名称
Automatic diaphragm pre-selector for reflex photographic apparatus
摘要
申请公布号
US3133487(A)
申请公布日期
1964.05.19
申请号
US19600057194
申请日期
1960.09.20
申请人
OPTIQUE & PRECISION DE LEVALLOIS CHAPTAL
发明人
MORELLE JULES LOUIS EUGENE
分类号
G03B9/07
主分类号
G03B9/07
代理机构
代理人
主权项
地址
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