7 Machine tools for cleaning and washing electric and electronic components, electric and electronic spare parts, screens and screen printing stencils, electronic cards, printed circuits; Cleaning and washing machines and apparatus for industrial purposes for electric and electronic components, electric and electronic spare parts, screens and screen printing stencils, electronic cards, printed circuits; Electric cleaning and washing machines and apparatus for industrial purposes for electric and electronic components, electric and electronic spare parts, screens and screen printing stencils, electronic cards, printed circuits; Cleaning apparatus and machines for the electronic industry for electric and electronic components, electric and electronic spare parts, screens and screen printing stencils, electronic cards, printed circuits; cleaning machines and apparatus for electric and electronic components, electric and electronic spare parts, screens and screen printing stencils, electronic cards, printed circuits; Hydraulic and pneumatic control devices for machines; dust exhausting installations for cleaning purposes; Pulverizers for industrial and commercial applications