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发明名称
Procédé perfectionné de durcissement de substances protéïques, spécialement degélatine, pour l'usage photographique
摘要
申请公布号
FR1196359(A)
申请公布日期
1959.11.24
申请号
FRD1196359
申请日期
1958.05.23
申请人
SOCIETE FERRANIA
发明人
分类号
G03C1/30
主分类号
G03C1/30
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代理人
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