TARIFF SCHEDULES OF THE UNITED STATES
SCHEDULE 5. - NONMETALLIC MINERALS AND PRODUCTS Part 3. - Glass and Glass Products
244
Rates of Duty Item
Articles
1 Glass rods, tubes, and tubing, all the foregoing not processed: Containing over 95 percent silica by weight
2
540.63 540.65 540.67
540.71
609$ ad val.
3 0 ^ ad val.
6 0 ^ ad val.
10.5^ ad val.
25S6 ad val.
209^ ad val. 405^ ad val.
4 0 ^ ad val. 40?6 ad val. 5 0 % ad val.
225^ ad val.
5 0 % ad val.
Bricks, blocks, tiles, slabs, squares, and other articles, all the foregoing, of pressed or molded glass,
Small glass cubes, rectangles, fragments, or chippings, all the foregoing, whether or not attached to a backing, chiefly used for making mosaics and for other
540.55
540.61
6 0 ^ ad val.
5 0 ^ ad val.
540,51
40S^ ad val. 65!^ ad val.
1 7 ^ ad val.
540.47
l45^ ad val. 32.55^ ad val.
245^ ad val.
540.41 540.43
Optical glass in any form, including blanks for spectacle lenses and for other optical elements; non-optical-glass blanks for corrective spectacle lenses; synthetic optical crystals in the form of ingots, segments of ingots, sheets, or blanks for optical elements; all the foregoing not optically worked; polarizing material, in plates or sheets, not cut to shape or mounted for use as polarizing optical elements: Synthetic optical crystals in the form of ingots.. Lens blanks:
Other optical glass and synthetic optical
Glass fibers in bulk; glass fibers in the form of mats, batts, blankets, felts, pads, casings and boards, all the foregoing, of a density not over 25 pounds per cubic foot, whether or not coated, impregnated, or bonded with glue, plastics, or other substances, or lined, backed, or supported with paper, paperboard, fabrics or similar material, or with metal mesh or foil; glass-fiber filters, with or without their frameworks or supports; and articles not
Subpart B. - Flat Glass and Products Thereof Subpart B headnotes: 1, This subpart covers flat glass and certain articles made ttierefrom. This subpart does not cover — (i) articles described in subpart A or C of this part; (ill glass optically worked (see part 2A of schedule 7); (ill) certain painted, colored, or stained glass windows Imported for the use of religious institutions (see part 4 of schedule 8). 2.
For the purposes of this subpart — (a) the term "cast or rolled glass" refers to glass that, as originally produced, has surfaces one or both of which, by a rolling process, have been made rough, figured, fluted, or ribbed, or have been otherwise impressed;
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