Hardenable cast iron,申请号US19490109075-传众专利搜索

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法人/股东/高管

发明名称	Hardenable cast iron
摘要
申请公布号	US2530545(A)	申请公布日期	1950.11.21
申请号	US19490109075	申请日期	1949.08.06
申请人	THE INTERNATIONAL NICKEL COMPANY, INC.	发明人	SEFING FREDERICK G.
分类号	C22C37/08	主分类号	C22C37/08
代理机构		代理人
主权项
地址

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