Providing cast-iron articles with a cell-like surface,申请号US19380212596-传众专利搜索

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发明名称	Providing cast-iron articles with a cell-like surface
摘要
申请公布号	US2151972(A)	申请公布日期	1939.03.28
申请号	US19380212596	申请日期	1938.06.08
申请人	WILLIAM HOWIETT JOHN	发明人	HOWIETT JOHN WILLIAM
分类号	C23F1/00	主分类号	C23F1/00
代理机构		代理人
主权项
地址

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