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发明名称
METHOD AND DEVICE FOR THE PRODUCTION OF SPUN YARN BY THE OPEN-END SPINNING SYSTEM
摘要
申请公布号
GB1207449(A)
申请公布日期
1970.09.30
申请号
GB19680010766
申请日期
1968.03.06
申请人
KABUSHIKI KAISHA NEGISHI KOGYO KENKYUSHO
发明人
分类号
C07F3/02;D01H4/08
主分类号
C07F3/02
代理机构
代理人
主权项
地址
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