Number | Date | Country | Kind |
---|---|---|---|
57-185713 | Oct 1982 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
2619602 | Walker et al. | Nov 1952 | |
4437147 | Takamura | Mar 1984 |
Number | Date | Country |
---|---|---|
491526 | Jul 1970 | CHX |
Entry |
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Scoles, Graham J.; Multi-Stage Voltage-Multiplying Circuits; Ellis Howarth Ltd., 1980, pp. 158-170. |