10 machines for washing, rinsing, cleaning and disinfecting medical equipment, apparatus and instruments, particularly medical endoscopes, laboratory equipments, laboratory apparatus, instruments and technical products, where the highest degree of contamination-free conditions are required, particularly for metal and ceramic products of the micro-electronic and pharmaceutical industries; parts and fittings for the aforesaid machines, namely loading trolleys for cleaning endoscopes and for cleaning and disinfecting surgical instruments, suction vessels, parts of pumps, tongs and other biopsy apparatus; loading trolleys for operation shoes, loading trolleys with a pressure chamber for cleaning flexible endoscopes and related parts and fittings, instruments; loading trolleys for cleaning and disinfecting optical apparatus and instruments for minimally invasive surgery