Search Results for: Psychological aptitude testing apparatus
work parts movable during treatment (class / ) with treating fluid motion (class / ) paints, varnishes, lacquers, or enamels, removal (class / ) carbon removal (class / ) oils, grease, tar, or wax removal, by dissolving (class / ) metal base work, acid treating (class / ) miscellaneous (class / ) apparatus
workstation (class / ) having self cleaning means (class / ) with means for collecting escaping material (class / ) with heating, cooling or heat exchange means (class / ) with treating fluid purifying or separating means (class / ) with brake or clutch (class / ) with alarm, signal, indicating, testing...
https://patents.justia.com/patents-by-us-classification/134