Method and means for surfacehardening of steel,申请号US19550493205-传众专利搜索

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发明名称	Method and means for surfacehardening of steel
摘要
申请公布号	US2844498(A)	申请公布日期	1958.07.22
申请号	US19550493205	申请日期	1955.03.09
申请人	NICOLAS MOURAVIEFF	发明人	MOURAVIEFF NICOLAS
分类号	C21D1/40;C23C8/46;C23C8/60	主分类号	C21D1/40
代理机构		代理人
主权项
地址

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