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经营范围
发明名称
TETRAFLUOROETHYLENE COPOLYMERS
摘要
申请公布号
GB8906348(D0)
申请公布日期
1989.05.04
申请号
GB19890006348
申请日期
1989.03.20
申请人
E I DU PONT DE NEMOURS & COMPANY
发明人
分类号
C08F214/26;C08F2/18;C08F259/00;C08F259/08;(IPC1-7):C08F259/08
主分类号
C08F214/26
代理机构
代理人
主权项
地址
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Sound mixing system filling in drop=outs - inserts sound from one track into unwanted gaps in second sound track to produce continuous signal
MAGNETISCHER AUFZEICHNUNGSTRAEGER
