Tilling machines for agricultural purposes; agricultural machines, namely, cultipackers; hydraulic turbines, other than for land vehicles; food processors, electric; wrapping machines; aerating pumps for aquaria; incubators for eggs; machines for generating gas by electrolysis; pumps for machines; machines for cleaning surfaces using high pressure water; filters being parts of engines; waste disposal units; blowing machines for the compression, exhaustion and transport of gases; centrifugal pumps