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经营范围
发明名称
DEVICE FOR PROTECTING INNER TAPER PIPE THREAD
摘要
申请公布号
SU1590819(A1)
申请公布日期
1990.09.07
申请号
SU19884608070
申请日期
1988.11.23
申请人
KIRSANOV VIKTOR G,SU;PANKEVICH PAVEL F,SU;GORBENKO ZINAIDA A,SU
发明人
KIRSANOV VIKTOR G,SU;PANKEVICH PAVEL F,SU;GORBENKO ZINAIDA A,SU
分类号
F16L57/00
主分类号
F16L57/00
代理机构
代理人
主权项
地址
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