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BG99464A
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Method for electrochemical soil decontamination
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BG98055A
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Device for parasite propagation
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BG98054A
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Collector for collecting butterfly eggs
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BG98044A
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Method for mass propagation of podisus maculiventris and a device for its materialization
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BG51894A1
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Stepless transmission
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BG51893A1
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Stepless hydromechanic transmission
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BG51703A1
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Semiautomatic lathe for machining the teeth in round broaches and draws
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BG42427A1
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Method for stabilimzing of herbicide solution in medium of liquid nitrogen fertilizer
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BG41366A1
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Inhibitor of urease activity
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BG41024A1
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Microfertilizer
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BG39374A1
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Method for manufacture of potassium fertilizer
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BG38159A1
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Ultrasonic converter
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BG38005A1
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Method for low- stem cultivating of vines
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BG36138A1
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Susceptible, self- strengthening supporting construction used in the underground building
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BG34242A1
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Overspeed limiter
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BG34163A1
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Mechanism for numerical lock of a programme securing
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BG42372A1
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Composition of starter food for carp and white amour larves and method for its production
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BG33579A1
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Television synthesizer for moving image
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BG31545A1
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Limiter of loadlifting power
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BG32286A1
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Method for reproduction of entomofags type aleochara
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