Procédé et dispositif pour faciliter la production du vide dans l'espace ménagé entre les parois dans la fabrication de bouteilles isolantes à doubles parois,申请号FRD861069-传众专利搜索

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发明名称	Procédé et dispositif pour faciliter la production du vide dans l'espace ménagé entre les parois dans la fabrication de bouteilles isolantes à doubles parois
摘要
申请公布号	FR861069(A)	申请公布日期	1941.01.31
申请号	FRD861069	申请日期	1939.10.23
申请人	AKTIEBOLAGET SVENSKA THERMOS	发明人
分类号	C03B23/13	主分类号	C03B23/13
代理机构		代理人
主权项
地址

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