4. Land vehicles
  5. Convertible
  6. Occupant propelled

Duane J. Niemeyer

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Adjustable riding toy with an adjustable axle height connection

Land vehicles – Wheeled – Occupant propelled type
Patent

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Adjustable riding toy with interchangeable back ends

Land vehicles – Convertible – Occupant propelled
Patent

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Adjustable riding toy with wave ride wheel

Land vehicles – Wheeled – Occupant propelled type
Patent

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Adjustable tricycle

Land vehicles – Wheeled – Occupant propelled type
Patent

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Child's bicycle

Transportation – Cycle or motorcycle – Bicycle or frame
Patent

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Profile ID: LFUS-PAI-P-633948

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