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SU91999A2
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A method of manufacturing molds for precision casting
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SU84612A1
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Ballpoint pen
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SU85689A1
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Sharikova automatic pen
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SU81041A1
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Door lock with self-locking bolt
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SU75599A1
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A method of making flint lighters
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SU63068A1
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Method of casting from malleable cast iron of small products, for example, autotractor candles
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SU66380A1
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The method of casting iron products
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SU40390A1
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The method of obtaining heat-resistant aluminum cast iron
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SU35334A1
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Die Casting Machine for Refractory Metals
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SU37015A1
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A device for determining the deviation of the well from the vertical
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SU26922A1
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Brake for motor carts
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SU12880A1
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The method of surface cementation of iron and steel
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SU15019A1
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Mortise lock
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SU6293A1
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DC generator for wind turbine with automatic switching off and on of the circuit when the wind power changes
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