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发明名称
DEVICE FOR PROTECTING BACK OF THE WELD
摘要
申请公布号
SU1722761(A1)
申请公布日期
1992.03.30
申请号
SU19904811540
申请日期
1990.04.09
申请人
SP KT BYURO "ISKRA" LUGANSKOGO MASHINOSTROITELNOGO INSTITUTA
发明人
KALYUZHNYJ VALERIJ V,SU;GEDROVICH ANATOLIJ I,SU;FIRSOV VIKTOR E,SU
分类号
B23K37/06
主分类号
B23K37/06
代理机构
代理人
主权项
地址
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