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发明名称
Ring assembly for textile ring spinning frames
摘要
申请公布号
GB702026(A)
申请公布日期
1954.01.06
申请号
GB19520004760
申请日期
1952.02.22
申请人
ERNEST PENNATI
发明人
分类号
D01H7/58
主分类号
D01H7/58
代理机构
代理人
主权项
地址
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