Sealing device for dry cells,申请号US19500188047-传众专利搜索

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发明名称	Sealing device for dry cells
摘要
申请公布号	US2575337(A)	申请公布日期	1951.11.20
申请号	US19500188047	申请日期	1950.10.02
申请人	ELLIS GRENVILLE B	发明人	ELLIS GRENVILLE B.
分类号	H01M2/02;H01M6/12;H01M6/32	主分类号	H01M2/02
代理机构		代理人
主权项
地址

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