EU09 Scientific and electronic apparatus
Data version: English terms are taken from the EUIPO Harmonised Database and arranged in the 45 Nice classes; this site lists 73,491 entries. Chinese terms were fully retranslated on 1 October 2026 and are J&C reference translations. The reference number is this site's own number, not an EUIPO term ID. The English entries have not yet been checked one by one against the current EUIPO data; for filings, please rely on the official EUIPO source (TMclass). Spanish coverage is being expanded: as of 13 October 2026, 6,894 reviewed Spanish names are available, from the WIPO Nice Classification and J&C reference translations; other entries are shown in English.
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| Class | Ref. No. | Chinese | English |
|---|---|---|---|
| 09 | 23368 | 光学观察屏 | Optical viewing screens |
| 09 | 23369 | 光学幻灯 | Optical lanterns |
| 09 | 23370 | 光学取景器 | Optical finders |
| 09 | 23371 | 光盘播放器 | Optical disc players |
| 09 | 23372 | 光波导 | Optical waveguides |
| 09 | 23373 | 光学镜头瞄准镜 | Optical lens sights |
| 09 | 23374 | 光频率计量设备 | Optical frequency metrology devices |
| 09 | 23375 | 光盘录制品 | Optical disc recordings |
| 09 | 23376 | 有机发光二极管（OLED） | Organic light emitting diodes (OLED) |
| 09 | 23377 | 光学镜头 | Optical lenses |
| 09 | 23378 | 光学玻璃 | Optical glass |
| 09 | 23379 | 光盘测试仪 | Optical disc testers |
| 09 | 23380 | 有机发光二极管 | Organic light-emitting diodes |
| 09 | 23381 | 太阳镜用光学镜片 | Optical lenses for use with sunglasses |
| 09 | 23382 | 光学玻璃滤光片 | Optical glass filters |
| 09 | 23383 | 光盘 | Optical discs |
| 09 | 23384 | 饰用磁铁 | Ornamental magnets |
| 09 | 23385 | 光学测量设备 | Optical measurement apparatus |
| 09 | 23386 | 光学眼镜 | Optical glasses |
| 09 | 23387 | 收录音乐的光学盘片 | Optical discs featuring music |
| 09 | 23388 | 振荡器 | Oscillators |
| 09 | 23389 | 光学测量元件 | Optical measuring components |
| 09 | 23390 | 光学产品 | Optical goods |
| 09 | 23391 | 光盘驱动器 | Optical disk drives |
| 09 | 23392 | 示波器 | Oscillographs |