Mold for casting grinding bodies,申请号US19390283892-传众专利搜索

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发明名称	Mold for casting grinding bodies
摘要
申请公布号	US2255546(A)	申请公布日期	1941.09.09
申请号	US19390283892	申请日期	1939.07.11
申请人	F. L. SMIDTH & CO.	发明人	HANSEN NIELS MARIUS
分类号	B22C9/06;B22C9/08;B22C9/20	主分类号	B22C9/06
代理机构		代理人
主权项
地址

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