WELD SHIELDING GAS MIXTURES,申请号GB19790019089-传众专利搜索

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发明名称	WELD SHIELDING GAS MIXTURES
摘要
申请公布号	GB2049638(A)	申请公布日期	1980.12.31
申请号	GB19790019089	申请日期	1979.05.31
申请人	AIR PRODUCTS & CHEMICALS INC	发明人
分类号	B23K35/38;(IPC1-7):C01B23/00;B01F3/02;B01F15/04;B23K9/16	主分类号	B23K35/38
代理机构		代理人
主权项
地址

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