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发明名称
INTERNAL DEVICE FOR ASSEMBLING PIPE ANNULAR ABUTMENTS FOR WELDING
摘要
申请公布号
SU1763130(A1)
申请公布日期
1992.09.23
申请号
SU19874191107
申请日期
1987.02.09
申请人
PROIZV OB "ELEKTROSTALTYAZHMASH"
发明人
BARANOV VLADIMIR N,SU;BELOVOLOV BORIS I,SU;SKORUPSKIJ BORIS P,SU;KALININ SERGEJ A,SU;YAMPOLSKIJ ALEKSANDR V,SU;BELOVOLOVA LYUDMILA M,SU
分类号
B23K31/02;B23K37/04
主分类号
B23K31/02
代理机构
代理人
主权项
地址
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