Machines and electric apparatus for cleaning, polishing, degreasing and grinding, in particular of metal surfaces, namely, machines for blast cleaning a surface

'apparatus':4 'blast':19 'clean':6,20 'degreas':8 'electr':3 'grind':10 'machin':1,17 'metal':14 'name':16 'particular':12 'polish':7 'surfac':15,22

Chemical products for use in industry, namely, chemicals for use in biotechnological product development; chemical products for the manufacture of cleaning, polishing, degreasing and grinding agents, of metal surfaces

'agent':26 'biotechnolog':12 'chemic':1,8,15 'clean':21 'degreas':23 'develop':14 'grind':25 'industri':6 'manufactur':19 'metal':28 'name':7 'polish':22 'product':2,13,16 'surfac':29 'use':4,10

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