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发明名称
Катушечная зеркальная камера
摘要
申请公布号
SU38862(A1)
申请公布日期
1934.09.30
申请号
SU19310096052
申请日期
1931.10.16
申请人
GELGARA A.O.
发明人
GELGARA A.O.
分类号
G03B9/34
主分类号
G03B9/34
代理机构
代理人
主权项
地址
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