Gas permeable coating for dry cell flashlight batteries,申请号US19470721082-传众专利搜索

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发明名称	Gas permeable coating for dry cell flashlight batteries
摘要
申请公布号	US2569159(A)	申请公布日期	1951.09.25
申请号	US19470721082	申请日期	1947.01.09
申请人		发明人
分类号	H01M2/02;H01M6/08	主分类号	H01M2/02
代理机构		代理人
主权项
地址

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