Procédé pour augmenter la viscosité de solutions à couler dans l'industrie photographique,申请号FRD925711-传众专利搜索

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发明名称	Procédé pour augmenter la viscosité de solutions à couler dans l'industrie photographique
摘要
申请公布号	FR925711(A)	申请公布日期	1947.09.11
申请号	FRD925711	申请日期	1946.04.17
申请人	PHOTO-PRODUITS GEVAERT	发明人
分类号	G03C1/04	主分类号	G03C1/04
代理机构		代理人
主权项
地址

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