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5179294 | Bechade et al. | Jan 1993 | |
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5331295 | Jelinek et al. | Jun 1994 | |
5448205 | Rothermel | Sep 1995 |
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3-73554 | Mar 1991 | JPX |
9302504 | Feb 1993 | WOX |
Entry |
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"Three-phase clock from reference clock using TTL" by Afzal, Electronic Engineering Jun. 1979, vol. 51, No. 624, p. 35. |
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