PAINTS (LIQUID, SEMI-PASTE, OR PASTE), VARNISHES, ENAMELS, OR LACQUERS FOR THE COATING OF METAL SURFACES AS A RESISTANT TO THE ACTION OF GASOLINE, PETROLEUM, AND OTHER SOLVENTS

[ VACUUM TUBES, VALVES, ] PHOTO-ELECTRIC CELLS [ AND TELEVISION LAMPS ]

CHEMICAL INSECT REPELLENTS

ALLOYS AND METAL AGGREGATE COMPOSITIONS AND METALS PARTICULARLY INTENDED FOR TOOL AND DIE PURPOSES

TOOLS FOR TURNING, BORING, PLANING, SLOTTING, THREADING, CHASING, BROACHING, KNURLING, DRILLING, MILLING, REAMING, PUNCHING, SHEARING, SCRATCHING, FILING, SCRAPING SPINNING, ROLLING, SAWING, STAMPING, PIERCING, EXTRUDING, TAPPING, AND CHISELING, PRIMARILY INTENDED FOR APPLICATION BY HAND AND MACHINE IN THE USUAL MANNER TO THE WORKABLE MATERIALS,SUCH AS METAL, WOOD, STONE, GLASS, ETC.,