| Number | Name | Date | Kind |
|---|---|---|---|
| 3367653 | Brown | Feb 1968 | |
| 3367663 | Marks | Feb 1968 | |
| 3376041 | Anderson | Apr 1968 | |
| 3417995 | Creeley | Dec 1968 | |
| 3654710 | Barnard | Apr 1972 | |
| 3690665 | Becker | Sep 1972 | |
| 3779553 | Secter | Dec 1973 | |
| 3869812 | Arakelian | Mar 1975 | |
| 3922665 | Curry et al. | Nov 1975 | |
| 3942151 | Takeuchi | Mar 1976 | |
| 3982764 | Dieball | Sep 1976 | |
| 4000489 | Bench | Dec 1976 | |
| 4060242 | Huang et al. | Nov 1977 |
| Entry |
|---|
| Popular Electronics, "Logidex An Electronic Game for All Seasons; " Nov. 1973, pp. 63-66. |
| Electronics, "Games", Jun. 24, 1976, pp. 89-96. |
| "Touch-Me", Operating and Maintenance Manual, 1974, pp. 1-8. |