4. Machine element or mechanism
  5. Gearing
  6. Interchangeably locked

Dirck T. Hartmann

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ATB shock absorber

Land vehicles – Wheeled – Occupant propelled type
Patent

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Balanced solar concentrator system

Stoves and furnaces – Tool having fluid fuel burner – Curling iron
Patent

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Chainless motocross bicycle

Land vehicles – Wheeled – Occupant propelled type
Patent

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Dual range planetary transmission for pedal powered vehicles

Land vehicles – Wheeled – Occupant propelled type
Patent

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Dual wheel driven tricycle with a fully enclosed multiple speed

Land vehicles – Wheeled – Occupant propelled type
Patent

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Profile ID: LFUS-PAI-P-5349

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