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CIRCUIT CONFIGURATIONS HAVING A DELAY DEVICE, A MULTIPLIER, FILTER AND/OR A MASTER-SLAVE FLIP-FLOP FOR GENERATING: AN OUTPUT SIGNAL BEING ORTHOGONAL TO AN INPUT SIGNAL, AN OUTPUT SIGNAL HAVING A FREQUENCY BEING DOUBLE THAT OF AN INPUT SIGNAL, OR TWO OUTPUT SIGNALS BEING ORTHOGONAL TO ONE ANOTHER |
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Multi-positionable, flexible tailgate |
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Demand oxygen controller and respiratory monitor |
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