preparations for sealing, protecting and restoring natural stone, tile and porous masonry surfaces

CHIPS, GRAINS AND FINES OF ALUMINUM OXIDE, GARNET, EMERY, FELDSPAR, QUARTZ AND GRANITE USED AS ABRASIVES AND POLISHING MATERIALS, LUBRICATING PREPARATIONS OF A SAPONACEOUS NATURE, SOLUTIONS OF A MILD ALKALINE NATURE AND/OR WETTING AGENTS FOR CARRYING AWAY THE DIRT AND SLUFF, THE FOREGOING MATERIALS BEING USED FOR POLISHING AND COLORING CASTINGS, STAMPINGS AND THE LIKE IN TUMBLING BARRELS

DEBURRING AND FINISHING EQUIPMENT CONSISTING OF TUMBLING BARRELS FOR CASTINGS STAMPINGS, ETC., AND EQUIPMENT FOR USE IN CONNECTION THEREWITH - NAMELY, SELF-DUMPING HOISTING UNITS, HOIST PANS, SCREENING UNITS, AND HOPPERS FOR CASTINGS, STAMPINGS, AND THE LIKE