发明名称 Chisel for a cutting or scratching machine comprises a base body having a head with a one-part tip made from hard material with regions of differing thickness
摘要 <p>Chisel comprises a base body having a head with a one-part tip made from hard material arranged on the head. The tip has at least two regions of differing thickness.</p>
申请公布号 DE10305205(A1) 申请公布日期 2004.08.26
申请号 DE2003105205 申请日期 2003.02.07
申请人 BETEK BERGBAU- UND HARTMETALLTECHNIK KARL-HEINZ SIMON GMBH & CO. KG 发明人 KAMMERER, KARL
分类号 B22F7/06;E21C35/18;E21C35/183;(IPC1-7):E21C35/18 主分类号 B22F7/06
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