ABS 320-4N ABS 36/31-3 ABS 36/31-3 ENCLOSURE ABS 3819 13 G ABS 3819 13 G ENCLOSURE ABS 3819 18 G ABS 3828 13 G ABS 3828 13 G ENCLOSURE ABS 3828 18 G ABS 3828 18 G ENCLOSURE