Improvements in spark plugs, in particular for internal combustion engines,申请号GB19520004746-传众专利搜索

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发明名称	Improvements in spark plugs, in particular for internal combustion engines
摘要
申请公布号	GB715153(A)	申请公布日期	1954.09.08
申请号	GB19520004746	申请日期	1952.02.22
申请人	LOUIS JEAN BROIS	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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