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发明名称
SELF-PROPELLED INNER CENTERING GUIDE
摘要
申请公布号
SU1632720(A1)
申请公布日期
1991.03.07
申请号
SU19894663263
申请日期
1989.03.20
申请人
SP K BYURO N-PROIZV OBEDINENIYA "SVARKANEFTEGAZSTROJ"
发明人
MALININ ALBERT L,SU;ROTENFELD VENIAMIN S,SU;SAMORODNITSKIJ DAVID E,SU
分类号
B23K37/053
主分类号
B23K37/053
代理机构
代理人
主权项
地址
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