Improvements in and relating to spark plug insulators and method of making the same,申请号GB19390007239-传众专利搜索

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发明名称	Improvements in and relating to spark plug insulators and method of making the same
摘要
申请公布号	GB526002(A)	申请公布日期	1940.09.09
申请号	GB19390007239	申请日期	1939.03.06
申请人	CHAMPION SPARKING PLUG COMPANY LIMITED	发明人
分类号	H01T13/38	主分类号	H01T13/38
代理机构		代理人
主权项
地址

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