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发明名称
Oberfadenspulenhalter zum Rückwickeln des beim Nähen auf einer Nähmaschine nicht mehr benötigten Unterfadens auf eine Oberfadenspule.
摘要
申请公布号
CH245640(A)
申请公布日期
1946.11.30
申请号
CHD245640
申请日期
1944.12.12
申请人
BIETRY,ARMAND
发明人
BIETRY,ARMAND
分类号
D05B43/00
主分类号
D05B43/00
代理机构
代理人
主权项
地址
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