BG96990A
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Electric circuit of a dry sterilizer having forced air recirculation
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BG96649A
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Disinfectant
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BG60100A3
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Composition of heavy high-strength concrete
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BG41585A1
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Composition fo paper
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BG41551A1
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Esters of metacrylic acid and method for their preparation
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BG39222A1
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Means for bleaching of cellulose
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BG38418A1
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Method for preliminary preparing of powdeous metaoourgical products based on iron prior to applying chemical and galvanic coatings
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BG40859A1
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Method for preparing nickel sulphate
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BG33486A1
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Means for petroleum spots dispersing on the sea surface
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BG31240A1
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Cucumber sort <zora>
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BG31988A1
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Composite material basedon brass powder
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BG30191A1
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Metod of obtaining of antigene mucose deseace in the cattle
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BG28828A1
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Ultrasonic ceramic electroaccoustic transducer
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BG27773A1
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Cucusbers sort 'misia'
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BG27393A1
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Cucumber sort 'jscka'
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