Heat-treatment for high carbon high chromium steel,申请号US19460664694-传众专利搜索

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发明名称	Heat-treatment for high carbon high chromium steel
摘要
申请公布号	US2486283(A)	申请公布日期	1949.10.25
申请号	US19460664694	申请日期	1946.04.24
申请人	THE AMERICAN STEEL AND WIRE COMPANY	发明人	HOFFMAN CARROLL G.;JR. JOHN M. KIEFER,
分类号		主分类号
代理机构		代理人
主权项
地址

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