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SU1691923A1
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A 3-phase matched 5-beam converter
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SU1647811A1
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Two-phase combined voltage supply with a fivefold increase in ripple frequency
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SU1693700A1
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Five-phase ring voltage converter
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SU1647810A1
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Common two-phase power supply source with quintuple frequency ripple
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SU1677821A1
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Three-phase voltage converter with ten-fold ripple frequency
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SU1661944A1
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Two-phase power supply with ten-fold ripples frequency
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SU1676040A1
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Two-phase voltage source with tenfold pulsing frequency
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SU1713053A1
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Two-phase voltage converter with ten-uple pulsation frequency
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SU1644329A1
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Three-phase voltage bridge converter
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SU1638778A1
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Voltage star autotransformer
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SU1642567A1
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Six-beam supply source of low voltage
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SU1654947A1
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Two-phase six-beam voltage converter
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SU1636968A1
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Double-zigzag connected voltage transformer
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SU1636969A1
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Two-phase low-voltage power supply
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SU1636967A1
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Six-leg star-connected power supply
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SU1658336A1
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Two-phase three-beam voltage converter
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SU1617476A1
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Electromagnetic apparatus
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SU1534697A1
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Step voltage converter
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SU1501232A1
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A.c. to d.c. voltage converter
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SU1561177A1
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Two-phase bridge source of medium-voltage
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