72389573
Apr 19, 1971
Jun 27, 1972
ARTISTS' ACRYLIC TRANSPARENTIZING MEDIUMS; NAMELY, COMPOUNDS OF ACRYLIC AND OTHER SUBSTANCES FOR USE IN MIXING WITH CERTAIN ARTISTS' ACRYLIC COLORS, OR IN APPLYING OVER CERTAIN ART WORK, TO PRODUCE A TRANSPARENT TEXTURED GLAZE EFFECT
Paper Goods and Printed Matter