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发明名称
Mehrscheibenbohner mit Reibradantrieb.
摘要
申请公布号
CH156988(A)
申请公布日期
1932.09.15
申请号
CHD156988
申请日期
1931.09.01
申请人
INVENTIA PATENT-VERWERTUNGS-GESELLSCHAFT
发明人
PATENT-VERWERTUNGS-GESELLSCHAFT INVENTIA
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