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RU1789002C
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Portal supporting structure of high-voltage power transmission line
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SU1733610A1
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Supply line support
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RU1787301C
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Portable shield for protecting a man from electric field
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SU1726656A1
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Device for boring pile sinkage
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SU1707171A1
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Supporting structure of power transmission line
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SU1682687A1
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Turnbuckle
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SU1665449A1
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Crossing of overhead transmission line
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SU1728909A1
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Arrester
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SU1597442A1
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Power transmission line support
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SU1597439A1
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Foundation of power line support
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SU1700634A1
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Minimum voltage relay
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SU1585479A1
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Support of high-voltage power line
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SU1505895A1
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Device for mounting elongated structure
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SU1543496A1
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Device for automated central disconnection of load to preserve stability of power system
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SU1470922A1
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Method of securing elongated structure on weak soil
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SU1548391A1
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Angle support of power transmission line
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SU1477890A1
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Power transmission line support
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SU1458542A1
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Power line support
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SU1390335A1
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Mast of power transmission line
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SU1390334A1
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Crosspiece of power transmission line mast
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