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GB1306829A
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Storage batteries
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SU123594A1
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Electrical resistance
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SU130121A1
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Electrohydroaero ionizer for air ionization
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SU124039A1
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Device for ionization
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SU122193A1
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Pressure sensor or mechanical displacement
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SU122351A1
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Contact-signaling device for sports pools
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SU119335A1
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Material for sporting suits of fencers
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SU122558A1
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Electric heater
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SU118263A1
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Hydrophilic under-electrode gaskets
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SU115542A1
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The method of regulating the thermal resistance coefficient of electric heating polymeric materials
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SU120251A1
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DC Receiver Protection Device
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SU118877A1
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Vkalivayuschiesya contact to connect the spark to non-metallic conductive wire
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SU105894A1
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Electrical wire
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SU74019A1
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Mechanical converter DC to AC or AC to DC
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SU70819A1
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Device for dynamic balancing products in the form of bodies of revolution
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