4. Planting
  5. Drilling
  6. Lister units

Donald R. Hartwig

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Liquid storage and distribution apparatus for agricultural imple

Fluid sprinkling – spraying – and diffusing – With mobile tank-type supply means – With means replenishing system supply
Patent

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Single angled blade coulter and fertilizer opener

Planting – Drilling – Lister units
Patent

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Weight transfer linkage arrangement

Earth working – Mast type hitch – With auxiliary vertical adjustment
Patent

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Profile ID: LFUS-PAI-P-1845824

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