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DD232788A1
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Method for asymmetric charging of accumulators
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DD228685A1
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Method for asymmetric charging of accumulators
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DD228674A1
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Three phase transformer and throttle with one level latching
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DD227300A1
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Method for asymmetric charging of accumulators
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DD227289A1
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Cooling device for electronic components and functional groups
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DD227291A1
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Method for loading secondary elements
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DD227301A1
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Battery charger with transformer and power electronic control
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DD226425A1
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Switch circuit for hand switch with self-and free-release
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DD224154A1
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Thermally high-loaded semiconductor assembly with a cooling body
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DD224161A1
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Device for optional or three-phase operation of drehstromasynchronmashines
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DD222454A1
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Cooling device for improving the heat dispensing of electronic components
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DD223570A1
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Cooling device for the heat extraction of electronic components
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DD222467A1
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Arrangement for improving the cooling of thermally high-loaded modules in semiconductor currents
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DD221883A1
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Spannstueck
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DD221889A1
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Total current transformer for error circuit breaker with sensitivity for pulsating dc
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DD217379A1
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Circuit arrangement for the allocation of terminal pulses for thyristors, in particular half-controlled single-phase bridge switches
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DD215209A1
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Circuit arrangement for dynamic current limiting in terminal circuits
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DD215216A1
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Circuit arrangement for zero-trace acquisition of ac voltages
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DD215211A1
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Circuit arrangement for network voltage synchronization of twin-volume electricity circuits
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DD208763A1
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Method for dosing and mixing fluid two-component systems
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