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发明名称
Improvements in or relating to holders for bobbins in winding frames
摘要
申请公布号
GB350633(A)
申请公布日期
1931.06.18
申请号
GB19300010942
申请日期
1930.04.07
申请人
LOUISE SCHAERER;KONRAD JAKOB SCHAERER
发明人
分类号
B65H54/54
主分类号
B65H54/54
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