Number | Date | Country | Kind |
---|---|---|---|
52-118784 | Oct 1977 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3651342 | Dingwall | Mar 1972 | |
4142114 | Green | Feb 1979 |
Entry |
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Pashley et al., 1976, IEEE Int. Solid State Circuits Conf. pp. 138-139. |
Electronics Review, Sep. 16, 1976, pp. 42-43. |
Frantz et al., I.B.M. Tech. Discl. Bull., vol. 11, No. 10, Mar. 1969. |