4. Land vehicles
  5. Wheeled
  6. Occupant propelled type

David M. Wiener

Inventor

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Loudspeaker system

Acoustics – Anatomic or prosthetic relation – Ear and mouth
Patent

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Manual powered lawn mower

Harvesters – Motorized harvester – Including motorized vehicle causing transit of harvester
Patent

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Recumbent vehicle

Land vehicles – Wheeled – Occupant propelled type
Patent

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Profile ID: LFUS-PAI-P-243973

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