Manufacture of alloy steels,申请号US19260110287-传众专利搜索

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发明名称	Manufacture of alloy steels
摘要
申请公布号	US1749678(A)	申请公布日期	1930.03.04
申请号	US19260110287	申请日期	1926.05.19
申请人	BETHLEHEM STEEL COMPANY	发明人	SHANKLAND ARCHIBALD D.
分类号	C21C5/00;C21C7/00	主分类号	C21C5/00
代理机构		代理人
主权项
地址

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