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发明名称
KEHLWERKZEUG ZUR MASCHINELLEN ERZEUGUNG DER QUERRINNE IM KOPF VON HOELZERNEN GRUBENSTEMPELN FUER DIE EINLAGERUNG VON HALBHOELZERN.
摘要
申请公布号
DE1688528(U)
申请公布日期
1954.12.09
申请号
DE195300N3219U
申请日期
1953.07.06
申请人
HEINZ NIENSTEDT
发明人
HEINZ NIENSTEDT
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主分类号
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