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发明名称
Improvements in flyers for roving, spinning, twisting and like frames
摘要
申请公布号
GB324821(A)
申请公布日期
1930.02.06
申请号
GB19290004226
申请日期
1929.02.08
申请人
ROBERT WRAY CRAWFORD
发明人
分类号
D01H7/48
主分类号
D01H7/48
代理机构
代理人
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地址
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