Procédé pour la préparation de feuilles perforées et appareils pour la mise en oeuvre dudit procédé,申请号FRD1155047-传众专利搜索

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发明名称	Procédé pour la préparation de feuilles perforées et appareils pour la mise en oeuvre dudit procédé
摘要
申请公布号	FR1155047(A)	申请公布日期	1958.04.21
申请号	FRD1155047	申请日期	1956.07.21
申请人		发明人	HELMERT WERNER
分类号	B23D35/00;B26D5/02;B26F1/02;B26F1/10	主分类号	B23D35/00
代理机构		代理人
主权项
地址

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