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经营范围
发明名称
Vorrichtung zur Gewinnung von Kernen
摘要
申请公布号
DE1634490(A1)
申请公布日期
1970.08.06
申请号
DE19671634490
申请日期
1967.03.11
申请人
MASCHINEN- UND BOHRGERAETE-FABRIK ALFRED WIRTH & CO KG
发明人
SONNENSCHMIDT,HERBERT
分类号
E21B25/00
主分类号
E21B25/00
代理机构
代理人
主权项
地址
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