Agrotechnika, narodni podnik

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Zvolen, CS

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Apparatus for the biological purification of water
- Patent number 4,390,422
- Issue date Jun 28, 1983
- Agrotechnika, narodni podnik
- Svatopluk Mackrle
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

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