Perfectionnements aux tuyaux flexibles à gaz,申请号FRD41080-传众专利搜索

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发明名称	Perfectionnements aux tuyaux flexibles à gaz
摘要
申请公布号	FR41080(E)	申请公布日期	1932.10.26
申请号	FRD41080	申请日期	1931.12.03
申请人	ETABLISSEMENTS A. NORTIER	发明人
分类号	F16L33/26	主分类号	F16L33/26
代理机构		代理人
主权项
地址

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