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HU9901445D0
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Magnetic turbine with pot magnet
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HU9600426D0
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Apparatus for clearning metals by means of acoustic wave
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HU9502817D0
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Positive feed back relative free energy transformer
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HU9400125D0
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Air-operated dynamic motor
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Method for making large sized mould for precision casting
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HUT65988A
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Method for making wax model for precision casting
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HUT65989A
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Mehtod for making mould for precision casting
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Method for manufacturing multilayered mould for melting out wax patterns
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Snail breeding box with curve-like washing and humidity control based on impulse detecting
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HU912595D0
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Jig-saw toy of module system
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