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经营范围
发明名称
METHOD OF ARC WELDING IN SHIELDING GASES
摘要
申请公布号
SU650751(A1)
申请公布日期
1979.03.05
申请号
SU19772498412
申请日期
1977.04.13
申请人
MO AVIATSIONNYJ T I IM. K.E.TSIOLKOVSKOGO
发明人
VINOGRADOV VASILIJ S,SU;KOLESNIKOV VALERIJ K,SU
分类号
B23K9/16;(IPC1-7):B23K9/16
主分类号
B23K9/16
代理机构
代理人
主权项
地址
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