| 1. | Automobile parts - lighting and light signalling devices
汽车零件.照明和发光信号装置 |
| 2. | Sound signalling devices for household and similar purposes
家用和类似用途的声音信号装置 |
| 3. | Development of a new mine audible and visual signal device
新型矿用电子声光信号装置的研制 |
| 4. | General - purpose signalling devices and systems
一般用途信号设备和系统 |
| 5. | Signaling devices for the hearing impaired
有听力障碍者用信号装置 |
| 6. | General - purpose signaling devices systems
一般用途信令设备和系统 |
| 7. | Signaling devices for the hearing impaired bulletin dated december 5 , 2003
受损听力信号发送装置 |
| 8. | Sound signalling devices ; acoustic horn bugles for low voltages
音响信号装置.低压嗽叭形音响号角 |
| 9. | 1 automobile parts - lighting and light signalling devices erratum 1
汽车零部件.照明和光信号装置 |
| 10. | Photometric characteristics of light - signalling devices for motorcycles
摩托车光信号装置配光性能 |
