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发明名称
Appareil portatif pour développer et fixer des films photographiques enroulés et pour copier des négatifs et développer et fixer les copies qui en résultent.
摘要
申请公布号
CH203974(A)
申请公布日期
1939.04.15
申请号
CHD203974
申请日期
1938.01.17
申请人
CERNY,JACOB;GRINSPUN,ISAC
发明人
CERNY,JACOB;GRINSPUN,ISAC
分类号
G03B27/30
主分类号
G03B27/30
代理机构
代理人
主权项
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