Number | Name | Date | Kind |
---|---|---|---|
4085316 | Miller | Nov 1977 | |
4176844 | Ryan et al. | Dec 1979 | |
4367876 | Kotoyori | Jan 1983 | |
4508343 | Peters et al. | Apr 1985 | |
4763256 | DeMar | Aug 1988 |
Entry |
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"Volcano Instruction Manual", Gottlieb Amusement Games, Dec. 1980. |
Kinney, Bruce W., "Simplify volume product design with single-chip microcomputers" EDN vol. 23, No. 7, Apr. 1978, pp. 97-103. |