Teaching apparatus; Teaching apparatus for use as study aids; Apparatus and instruments for physics; Apparatus for analysis (other than for medical use); Apparatus for carrying images; Apparatus for computer aided design; Apparatus for displaying measurements; Apparatus for scientific research in laboratories; Apparatus for scientific use; Computer aided design analysis apparatus; Computer aided design apparatus; Computer based training apparatus; Computer hard disc apparatus; Coordinate measuring apparatus; Display apparatus for use with computers; Earthquake simulation apparatus; Electronic damper control apparatus; Measuring apparatus for indicating dimensions; Measuring apparatus for lineal measuring; Mechanical measuring apparatus; Scientific apparatus; Scientific apparatus and instruments; Scientific apparatus for use in analytical tests (other than medical); Scientific apparatus for use in laboratories (other than for medical diagnosis); Sensor apparatus, other than for medical use; Sensors (measurement apparatus), other than for medical use; Test apparatus for scientific use; Testing apparatus not for medical purposes; Vibration apparatus for the purpose of introducing forces into test models; Teaching instruments; Teaching machines

Air/oil separators particularly for use on compressors and other such filter products