Producer of protective gases for the heat treatment of metals,申请号US19400360148-传众专利搜索

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发明名称	Producer of protective gases for the heat treatment of metals
摘要
申请公布号	US2320149(A)	申请公布日期	1943.05.25
申请号	US19400360148	申请日期	1940.10.07
申请人	GENERAL ELECTRIC COMPANY	发明人	LOHAUSEN KARL-AUGUST
分类号	C21D1/76	主分类号	C21D1/76
代理机构		代理人
主权项
地址

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