发明名称 Arrangement for dental drill - removes mercury vapour and material during treatment
摘要 <p>The arrangement involves a casing (13) which encloses the drill head (10) and a part of the drill shaft. The casing has an opening (131) connecting to the drill head with an inserted drill (12), and another opening (132) connectable to a suction source.</p>
申请公布号 SE8901114(L) 申请公布日期 1990.10.01
申请号 SE19890001114 申请日期 1989.03.30
申请人 AGDUR BERTIL;PEHR CLEMENTZ 发明人 AGDUR BERTIL;CLEMENTZ PEHR
分类号 (IPC1-7):61C1/00;61C17/04 主分类号 (IPC1-7):61C1/00
代理机构 代理人
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