Improvements in and relating to seamless hollow bodies,申请号GB19340020142-传众专利搜索

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发明名称	Improvements in and relating to seamless hollow bodies
摘要
申请公布号	GB432321(A)	申请公布日期	1935.07.24
申请号	GB19340020142	申请日期	1934.07.09
申请人	BREVETS & PROCEDES INDUSTRIELS (B.E.P.I.);EUGEN KATZ	发明人
分类号	D21J7/00	主分类号	D21J7/00
代理机构		代理人
主权项
地址

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