EU Trademark Classification EU10 Medical apparatus 施行臭氧疗法用臭氧监测器（27391） Class 10 施行臭氧疗法用臭氧监测器 27391 Chinese 施行臭氧疗法用臭氧监测器 English Ozone monitors for use in administering ozone therapy Site ref. 27391 Class 10 Included in Harmonised Database (HDB), TM5 ID List