Number | Name | Date | Kind |
---|---|---|---|
3890599 | Simjian | Jun 1975 | |
4157829 | Goldman et al. | Jun 1979 | |
4669729 | Solitt et al. | Jun 1987 | |
4677553 | Roberts et al. | Jun 1987 | |
4707592 | Ware | Nov 1987 | |
4833307 | Gonzalez-Justiz | May 1989 | |
4858123 | Alexoff et al. | Aug 1989 | |
4949256 | Humble | Aug 1990 | |
5080364 | Seidman | Jan 1992 |
Number | Date | Country |
---|---|---|
0173835 | Mar 1986 | EPX |
0354260 | Feb 1990 | EPX |
8603310 | Jun 1986 | WOX |
2148135 | May 1985 | GBX |
2226252 | Jun 1990 | GBX |
Entry |
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Massachusetts State Lottery, "On-Line Instant Ticket Validation System" Handout at Association of International Lotteries Conference, Seville, Spain, Jun. 3, 1990. |
"Use of Bar Codes and Scanners for Instant Ticket Validation" Public Gaming Magazine, May 1989. |