4. Motor vehicles
  5. Surface effect vehicles

William J. Gifford

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Combination trap, holding pen and chum pot

Fishing – trapping – and vermin destroying – Traps – Self and ever set
Patent

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Counter rotating strut drive

Marine propulsion – Screw propeller – Propeller arrangement
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Ground effect vehicle

Motor vehicles – Surface effect vehicles
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Marine surface drive

Marine propulsion – Screw propeller – Combined with rudder
Patent

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Water cooled roller shucker for shellfish

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Profile ID: LFUS-PAI-P-356138

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