4. Marine propulsion
  5. Screw propeller

Charles L. Granie

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Boat hull with aft planing members

Ships – Displacement-type hull
Patent

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Hull for a pontoon-type boat

Transportation – Watercraft or hull – Opposed hull skids forming longitudinal channel
Patent

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Marine apparatus

Marine propulsion – Screw propeller
Patent

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Marine apparatus

Marine propulsion – Screw propeller – With means effecting or facilitating movement of propulsion...
Patent

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Pontoon-type boat

Ships – Displacement-type hull – Multiple hulls
Patent

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Profile ID: LFUS-PAI-P-123926

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