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发明名称
Ringspinn- und Ringzwirnmaschine
摘要
申请公布号
DE518478(C)
申请公布日期
1931.02.16
申请号
DENDATK111909D
申请日期
申请人
JOHANN JACOB KEYSER
发明人
分类号
D01H1/24
主分类号
D01H1/24
代理机构
代理人
主权项
地址
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