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发明名称
WETTERLUTTE FUER GRUBENBETRIEB GROSSER TEUFE.
摘要
申请公布号
DE1622308(U)
申请公布日期
1951.04.19
申请号
DE194800D6383U
申请日期
1948.10.01
申请人
JOSEF BRAND
发明人
JOSEF BRAND
分类号
主分类号
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