Heat treating of metals,申请号US19270231789-传众专利搜索

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发明名称	Heat treating of metals
摘要
申请公布号	US1760240(A)	申请公布日期	1930.05.27
申请号	US19270231789	申请日期	1927.11.07
申请人	LINK-BELT COMPANY	发明人	LAUENSTEIN CARL F.
分类号		主分类号
代理机构		代理人
主权项
地址

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