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发明名称
Gerät zur Erzeugung von Rillenschnitt an Bäumen zum Zwecke der Harzgewinnung
摘要
申请公布号
AT169733(B)
申请公布日期
1951.12.10
申请号
ATD169733
申请日期
1950.04.15
申请人
DR. KARL MAZEK-FIALLA
发明人
DR. KARL MAZEK-FIALLA
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主分类号
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