Perfectionnements aux enveloppes en papier.,申请号BE19590575416-传众专利搜索

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发明名称	Perfectionnements aux enveloppes en papier.
摘要
申请公布号	BE575416(A1)	申请公布日期	1959.05.29
申请号	BE19590575416	申请日期	1959.02.05
申请人	PAPETERIES DE BELGIQUE S.A.	发明人
分类号	(IPC1-7):B31B	主分类号	(IPC1-7):B31B
代理机构		代理人
主权项
地址

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