Electrical machines and apparatus; having individual functions, not specified or included elsewhere in this chapter

854310 Electrical machines and apparatus; particle accelerators 854320 Electrical machines and apparatus; signal generators 854330 Electrical machines and apparatus; for electroplating, electrolysis or electrophoresis 854340 Electrical machines and apparatus; electronic cigarettes and similar personal electric vaporising devices 854370 Electrical machines and apparatus; having individual functions, not specified or included elsewhere in this chapter, n.e.c. in heading no. 8543 854390 Electrical machines and apparatus; parts of the electrical goods of heading no. 8543