CAST-IRON ARTICLE SURFACE TREATING METHOD,申请号CAD384505-传众专利搜索

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发明名称	CAST-IRON ARTICLE SURFACE TREATING METHOD
摘要
申请公布号	CA384505(A)	申请公布日期	1939.10.10
申请号	CAD384505	申请日期
申请人	JOHN WILLIAM HOWLETT	发明人	JOHN WILLIAM HOWLETT
分类号		主分类号
代理机构		代理人
主权项
地址

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