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经营范围
发明名称
UN PROCEDIMIENTO PARA PREPARAR SOLUCIONES FILMoGENAS DE ÉSTERES CELULoSICOS, Y PELiCULAS OBTENIDAS A PARTIR DE ESTAS SOLUCIONES
摘要
申请公布号
ES223050(A1)
申请公布日期
1955.11.16
申请号
ES19500002230
申请日期
1955.07.19
申请人
GEVAERT PHOTO - PRODUCTEN, N. V.
发明人
分类号
(IPC1-7):C08;D21
主分类号
(IPC1-7):C08
代理机构
代理人
主权项
地址
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