| Subject | English | Spanish |
| patents. | apparatus and instruments, all for the distribution and control of video signals | aparatos e instrumentos, todos para la distribución y control de señales de vídeo |
| patents. | apparatus and instruments for communications engineering, namely for communications, high frequency and control engineering | aparatos e instrumentos para ingeniería de corrientes débiles, en concreto para comunicaciones, alta frecuencia y |
| patents. | apparatus and instruments for electrical engineering, namely for conducting, transforming, storing, regulation and control | aparatos e instrumentos para electrotecnia, en concreto para conducción, transformación, almacenamiento, reglaje |
| patents. | control apparatus and instruments | aparatos e instrumentos de control |
| patents. | electrical and electronic control apparatus and instruments | aparatos e instrumentos de control eléctricos y electrónicos |
| patents. | electronic control apparatus and instruments | aparatos e instrumentos de control electrónicos |
| patents. | heart pacemaker control apparatus and instruments | aparatos e instrumentos de control de marcapasos |
| patents. | lighting-control apparatus and instruments | aparatos e instrumentos de control del alumbrado |
| patents. | remote control apparatus and instruments | aparatos e instrumentos de control remoto |