SU1704225A1
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Device for reactive power control of hv transmission lines
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SU1705882A1
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Device for attachment of insulator of aerial power line to cross-piece of support
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SU1739436A1
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Automatic accident-control device for reliable disconnection of power system load
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SU1733607A1
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Traverse of power line mast
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SU1654922A1
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Automatic emergency device for power systems for switching-off of loads with use blocking high-frequency signals of relay protection
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SU1686493A1
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Device for attachment of insulator on supporting structure of aerial electric power line
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SU1669032A1
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Aerial power line
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SU1628117A1
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Device for tightening wires carried on support
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SU1636923A1
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Device for automatic load disconnection at decreased voltages
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SU1599920A1
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Disconnecting facility for connecting transformer substation to overhead power line
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SU1597752A1
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Apparatus for indicating voltage of commercial frequency on conducting parts of electric equipment
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SU1644355A1
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Method for real power emergency control of generating units at power stations
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SU1569929A1
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Device for securing pin-type insulator on support of aerial power transmission line
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SU1543494A1
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Device for automatic regulation of power-line tuning frequency of resonant filter
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SU1617513A1
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Overpass of power transmission line
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SU1472987A1
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Device for phase transposition of open electric transmission line
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SU1605293A1
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Method of automatic control of power system load
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SU1373782A1
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Anchored corner support of power line
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SU1418454A1
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Anchorage support for power lines
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SU1368420A1
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Anchorage support for power lines
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