4. Earth working
  5. With wheel steering or actuator for horizontally angling...
  6. Wheel on trailing implement responds to turning movement

Ralph Everette Stanfill

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Down pressure system with free float extension

Earth working – With ground support vertically adjustable relative to frame – Flexible or lost motion connection to actuator
Patent

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Grain box insert for seeding implement

Planting – Drilling – Having depositor feature
Reexamination Certificate

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Power rate adjustment mechanism for a seeding implement

Planting – Drilling – Having depositor feature
Patent

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Steering for plow with adjustable plow bottoms

Earth working – With wheel steering or actuator for horizontally angling... – Wheel on trailing implement responds to turning movement
Patent

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Profile ID: LFUS-PAI-P-471971

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