4. Earth working
  5. Diverse tools
  6. With independent means for vertical movement

William J. Dietrich, Sr.

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Adjustable tillage implement positioning apparatus

Earth working – Overload shifting – Frangible lock
Patent

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Agricultural fertilizer applicator

Planting – Liquid or gas soil treatment – Hand manipulated
Patent

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Agricultural fertilizer applicator including self-leveling wagon

Earth working – With draft detail – Adjustable
Patent

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Agricultural implement down pressure system

Earth working – With draft detail
Reexamination Certificate

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Agricultural implement with spring cushion for vertically adjust

Earth working – Having tool overload shift controlled by a fluid pressure...
Patent

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Profile ID: LFUS-PAI-P-233398

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