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Zbigniew Skrzypiec
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Katowice, PL
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last 30 patents
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Patent Grant
Dust control unit
Patent number
4,371,477
Issue date
Feb 1, 1983
Centrum Konstrukcyjno-Technologiczne Maszyn Gorniczych "Komag"
Krzysztof Karowiec
E21 - EARTH DRILLING MINING