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发明名称
Focusing camera
摘要
申请公布号
US2124161(A)
申请公布日期
1938.07.19
申请号
US19360065652
申请日期
1936.02.25
申请人
BAUSCH & LOMB OPTICAL COMPANY
发明人
COOK ALAN A.;TRAUTMANN OTTO E.
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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