4. Marine propulsion
  5. Towing
  6. Track system

Drew Allen Krah

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Human powered watercraft

Marine propulsion – Operator powered drive for propelling means – Lever with connecting linkage
Reexamination Certificate

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Human powered watercraft

Marine propulsion – Operator powered drive for propelling means – Sliding handle or pedal
Reexamination Certificate

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Human powered watercraft

Marine propulsion – Towing – Track system
Reexamination Certificate

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Profile ID: LFUS-PAI-P-3074743

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