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发明名称
Single multi-function handpiece for dental instruments
摘要
申请公布号
US4820152(A)
申请公布日期
1989.04.11
申请号
US19870040649
申请日期
1987.04.21
申请人
DENTSPLY RESEARCH & DEVELOPMENT CORP.
发明人
WARRIN, GEORGE E.;PERDREAUX, RENE J.;PASCHKE, RICHARD H.;CONSTANTINESCU, TEODOR E.;MCGILL, ROBERT
分类号
A61C17/00;A61C1/02;A61C1/07;A61C1/08;A61C3/02;A61C3/025;A61C3/03;A61C17/20;B06B1/06;(IPC1-7):A61C1/07
主分类号
A61C17/00
代理机构
代理人
主权项
地址
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