Automatic swimming pool cleaners and parts therefor; Dust exhausting installations for cleaning purposes; Machine parts, namely, bearings; Pulleys being parts of machines; Packaging machines and parts thereof; Handbrake knobs for machines; Filters being parts of motors; Machine parts, namely, gear drives; Valves being parts of machines; Sewage pulverizers being machines; Machine parts, namely, joints and joint parts for connecting sliding strips, plates and guides; Shaft couplings as parts of...