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SU1656633A1
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Final-control device of emergency automatics
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SU1591122A1
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Device for identifying damaged wires of power line with extra wire
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Device for selecting priority of disconnection of generators from counteremergency automatic devices
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SU1480000A1
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Controller of switches of converged phases for self-compensating power transmission line
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SU1488917A1
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Device for interlocking of switchings in switch gear of electric power stations and substations
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Device for producing large-scale topographic plans
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Device for relay protection and relay automatic switching in three-phase electric power line with additional wire
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Device for transition of aerial electric power line to cable power line
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Alternating current power transmission line
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Device for selecting faulted wire of electric power line with additional wire
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Device for selecting faulted wire at electric power line with additional wire
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Device for automatic limiting of power system with multiray configuration
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Starting device for relay protection of electric power line
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SU924327A1
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Bridging support
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SU858160A1
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Supporting clamp
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SU712895A1
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Antiemergency automatics
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SU803068A2
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Device for redundancy of switch failure
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Device for providing redundancy for switch failure
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SU731513A1
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Device for protecting transformer with compensating and control windings
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