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发明名称
DRIVE FOR YARN FEED ROLL ASSEMBLY
摘要
申请公布号
GB1479928(A)
申请公布日期
1977.07.13
申请号
GB19740038139
申请日期
1974.08.31
申请人
SINGER CO
发明人
分类号
D05C15/32;(IPC1-7):D05C15/18
主分类号
D05C15/32
代理机构
代理人
主权项
地址
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