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经营范围
发明名称
Knopflochverstaerkung fuer mit Stoff ueberzogene Papierkragen
摘要
申请公布号
DE639621(C)
申请公布日期
1936.12.09
申请号
DE1935H144817D
申请日期
1935.09.03
申请人
ERICH HOCHSTEIN
发明人
分类号
A41F1/02
主分类号
A41F1/02
代理机构
代理人
主权项
地址
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