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发明名称
DEVICE FOR APPLYING PRIMER ON EXTERNAL SURFACE OF PIPES
摘要
申请公布号
SU590544(A1)
申请公布日期
1978.01.30
申请号
SU19762421521
申请日期
1976.11.19
申请人
LENINGRSKIJ SP K BYURO "GAZSTROJMASHINA"
发明人
ARASLANOV ALEKSANDR S,SU;NOVIKOVA GALINA V,SU
分类号
F16L57/00;F16L58/02;(IPC1-7):F16L57/00
主分类号
F16L57/00
代理机构
代理人
主权项
地址
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