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发明名称
TASCHENSCHUTZETUI MIT SCHUTZLASCHE UND EINGEBAUTEN BREMSEN FUER SCHREIBSTIFTE.
摘要
申请公布号
DE1701728(U)
申请公布日期
1955.06.30
申请号
DE195500M8524U
申请日期
1955.04.18
申请人
FRIEDRICH MARHAUER
发明人
FRIEDRICH MARHAUER
分类号
主分类号
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