Perfectionnements à la fabrication des tissus imperméables,申请号FRD832527-传众专利搜索

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发明名称	Perfectionnements à la fabrication des tissus imperméables
摘要
申请公布号	FR832527(A)	申请公布日期	1938.09.28
申请号	FRD832527	申请日期	1937.05.14
申请人		发明人	SCHWARTZ FERNAND FREDERIC;CHAVANNES MARC ALFRED
分类号		主分类号
代理机构		代理人
主权项
地址

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