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Two science and technology results of Zhaotong Cigarette Factory have won the national utility model patent certificates of China

Recently, the two science and technology results, i.e. A Supercharger at the Air Inlet of Centrifugal Air Compressor and An Aid Tool for High-level Boring with Electrical Drill have won the national utility model patent certificates issued by the State Intellectual Property Office. These results should be attributed to the brave technical reconstructions by the frontline staff of the factory with innovative thought in the process of deeply implementing standardized management and mean management.  

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