4. Plant husbandry
  5. Water culture, apparatus or method

Donald K. Kehl

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Greenhouse

Plant husbandry – Water culture – apparatus or method
Patent

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Greenhouse

Plant husbandry – Greenhouse – apparatus or method
Patent

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Hydroponics growing conduit

Plant husbandry – Water culture – apparatus or method
Patent

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System for growing plants

Plant husbandry – Water culture – apparatus or method
Patent

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Profile ID: LFUS-PAI-P-460044

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