air filters for motors and engines; Air filters for pneumatic controls being part of machines; Compressed air machine components, namely, cylinders, valves and air grips; Cordless vacuum cleaners; Dust filters and bags for vacuum cleaners; Filters and purifiers for machines, namely, filters and purifiers for removing contaminants from gases used in the semiconductor industry; Filters being parts of vacuum cleaner manufacturing machines; Filters for cleaning cooling air, for engines; Hand-held...