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发明名称
FILM MATERIAL EXPANDER
摘要
申请公布号
SU804485(A1)
申请公布日期
1981.02.15
申请号
SU19792735229
申请日期
1979.03.11
申请人
ZHDANOV IGOR N,SU;OSOKIN LEONID L,SU;IRKLEJ VALERIJ M,SU
发明人
ZHDANOV IGOR N,SU;OSOKIN LEONID L,SU;IRKLEJ VALERIJ M,SU
分类号
(IPC1-7):B29D7/24
主分类号
(IPC1-7):B29D7/24
代理机构
代理人
主权项
地址
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