Semisealed closure and venting device,申请号US19380239659-传众专利搜索

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法人/股东/高管

发明名称	Semisealed closure and venting device
摘要
申请公布号	US2311971(A)	申请公布日期	1943.02.23
申请号	US19380239659	申请日期	1938.11.09
申请人	EATON MANUFACTURING COMPANY	发明人	SHAW CLARENCE W.
分类号	F01P11/02	主分类号	F01P11/02
代理机构		代理人
主权项
地址

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