Ferric alloy process,申请号US19360098837-传众专利搜索

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发明名称	Ferric alloy process
摘要
申请公布号	US2089222(A)	申请公布日期	1937.08.10
申请号	US19360098837	申请日期	1936.09.01
申请人	PAYNE PEARSON M	发明人	PAYNE PEARSON M.
分类号	C21C1/00	主分类号	C21C1/00
代理机构		代理人
主权项
地址

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