BS EN ISO 14457:2012被替代
Dentistry. Handpieces and motors
出版：British Standards Institution
专家解读视频
Pertains to: a) straight and geared-angle handpieces, including handpiece attachments; b) high-speed air turbine handpieces; c) air motors; d) electrical motors; and e) prophy handpieces.
© British Standards Institution 2013
Replaces notes:
Replaces BS EN ISO 11498:2000, BS EN ISO 13294:1997, BS EN ISO 7785-1:1999 and BS EN ISO 7785-2:1998
ISO 14457 : 2017 - Identical
EN ISO 14457 : 2017 - Identical
ISO 14457 : 2017 - Identical
EN ISO 14457:2017 - Identical
ISO 14457:2012 - Identical
