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CZ2009167A3
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Lock chamber provided with pumping and/or power mechanism
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CZ2006548A3
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Turbine channel for mounting therein hydraulic turbine or turbine set
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CZ20041103A3
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Two-stroke Environment-friendly internal combustion engine and way of operation thereof
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CZ20012206A3
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Flying machine with inclined directional control
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CZ9901184A3
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Two-stroke environment friendly engine
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CZ219094A3
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Detachable bow for a tug boat or a pushed boat
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CZ22194A3
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Vessel with a drive, particularly a river container vessel
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CZ19394A3
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Lock chamber with water-saving tanks
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CZ14394A3
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Heating circuit with a solar radiation collector
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CZ292893A3
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Combined turbine
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CZ226193A3
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Fuselage with useful resistance
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