0000950116-03-002525 SB-2/A 15 20030509 DIGITAL DESCRIPTOR SYSTEMS INC 0000927454 7372 232770048 DE 1231 SB-2/A 33 333-103143 03689705 2010F CABOT BLVD WEST LANGHORNE PA 19047 2157520963 2010 F CABOT BLVD WEST LANGHORNE PA 19047 SB-2/A 1 sb-2a.txt SB-2/A EX-4 3 ex4-5.txt EXHIBIT 4.5 EX-4 4 ex4-5_1.txt EXHIBIT 4.5.1 EX-4 5 ex4-5_2.txt EXHIBIT 4.5.2 EX-4 6 ex4-6.txt EXHIBIT 4.6 EX-4 7 ex4-6_1.txt EXHIBIT 4.6.1 EX-4 8 ex4-6_2.txt EXHIBIT 4.6.2 EX-5 9 ex5-1_1.txt EXHIBIT 5.1.1 EX-10 10 ex10-5_7.txt EXHIBIT 10.5.7 EX-10 11 ex10-57_1.txt EXHIBIT 10.5.7.1 EX-10 12 ex10-57_2.txt EXHIBIT 10.5.7.2 EX-10 13 ex10-5_8.txt EXHIBIT 10.5.8 EX-10 14 ex10-58_1.txt EXHIBIT 10.5.8.1 EX-10 15 ex10-58_2.txt EXHIBIT 10.5.8.2 EX-23 16 ex23-2.txt EXHIBIT 23.2