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发明名称
Набор отражающих экранов для фотосъемок
摘要
申请公布号
SU17002(A1)
申请公布日期
1930.09.30
申请号
SU19290048317
申请日期
1929.05.17
申请人
BASH B.A.
发明人
BASH B.A.
分类号
G02B5/02
主分类号
G02B5/02
代理机构
代理人
主权项
地址
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