Means for sealing open head drums,申请号US19310550565-传众专利搜索

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发明名称	Means for sealing open head drums
摘要
申请公布号	US1929375(A)	申请公布日期	1933.10.03
申请号	US19310550565	申请日期	1931.07.13
申请人	THE PETROLEUM IRON WORKS COMPANY	发明人	SHANOR EDGAR E.;MARDERSTECK KARL W.
分类号	B65D45/32	主分类号	B65D45/32
代理机构		代理人
主权项
地址

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