Apparatus and instruments for conducting, switching transforming, storing, regulating and controlling electricity; apparatus for recording, transmission and reproduction of sound and images; data processing apparatus and computers; electrotechnical and electronic apparatus and instruments for monitoring, controlling and regulating conditions inside buildings, in particular apparatus and instruments for detecting hazards, for building access control, for telecommunication and for marking escape routes; parts of the aforesaid apparatus and instruments, (included in this class); apparatus and instruments for controlling fire extinguishing apparatus; fire extinguishing apparatus
Electrical and Scientific Apparatus