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经营范围
发明名称
DEVICE FOR WELDING POLYMERIC FILMS IN VACUUM
摘要
申请公布号
SU793785(A1)
申请公布日期
1981.01.07
申请号
SU19792762081
申请日期
1979.03.12
申请人
SP PK BYURO MED PROMY LE N-PROIZV OBEDINENIYA "PROGRESS"
发明人
PEJSAKHOV MIKHAIL ,SU;FILIPIN NIKOLAJ A,SU;CHAGINA ELVIRA B,SU
分类号
B65B31/02;(IPC1-7):B29C27/02
主分类号
B65B31/02
代理机构
代理人
主权项
地址
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