SU1781533A1
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Device for checking of deviations from rectilinearity
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RU1798612C
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Tube inner diameter control device
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SU1749697A1
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Cylindrical part element linearity tester
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SU1764121A1
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Device for hydraulic protection of electric oil-filled immersed motor
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RU1777198C
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Overload and abnormal condition protective gear for submerged motor
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RU1770379C
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Method of heat-resistant nickel alloy refining
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SU1734168A1
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Device for feeding magnetic wire packets
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SU1721225A1
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Downhole inclinometer
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RU1791908C
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Method of manufacture of magnetic cores of line electric machines
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SU1753294A1
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Vibration insulating suspension
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SU1701982A1
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Submersible pumping plant
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SU1751489A1
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Plain bearing for submersible motor
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SU1723545A1
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Device for control of seismic wave source
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SU1739101A1
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Bearing assembly
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RU1776745C
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Electronic code lock
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RU1777202C
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Cable entry of submerged electric motor
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SU1744762A1
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Unit of current lead-in of submersible electric motor
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SU1693689A1
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Device for protecting submersible motor
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SU1693688A1
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Submersible motor
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RU1781672C
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Method of adjustment of pickup of angular movement
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