9
Apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity, in particular electric welding devices and arc welding devices and power sources therefor; welding electrodes; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers; calculating machines, data-processing equipment and computers; fire-extinguishing apparatus
16
Paper, cardboard and goods made from these materials, not included in other classes; printed matter, in particular in the field of welding; bookbinding material; photographs; stationery; adhesives for stationery or household purposes; artists' materials; paint brushes; typewriters and office requisites (except furniture); instructional and teaching material (except apparatus), in particular in the field of welding; plastic materials for packaging (not included in other classes); printers' type; printing blocks
42
Scientific and technological services and research and design related thereto, in particular in the field of welding; industrial analysis and research services; design and development of computer hardware and software, in particular for welding applications