Foundry flask,申请号US19500137809-传众专利搜索

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发明名称	Foundry flask
摘要
申请公布号	US2624926(A)	申请公布日期	1953.01.13
申请号	US19500137809	申请日期	1950.01.10
申请人	KLIMEK ANTHONY J	发明人	KLIMEK ANTHONY J.
分类号	B22C21/02	主分类号	B22C21/02
代理机构		代理人
主权项
地址

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