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THE INTERNATIONAL HYDROFOIL SOCIETY -- ESTABLISHED 1970
  • MANDLES PRIZE
    • Cedarville Univ Submission for posting
    • 2020 Mandles Prize Rules
    • 2020 IHS Mandles Prize INVITATION
    • 2019 FINAL Winner Announcement
    • The 2019 IHS Mandles Prize Invitation to Compete
    • The 2019 IHS Mandles Prize Invitation to Compete
    • The 2019 IHS Mandles Prize Invitation to Compete
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  • NEWSLETTER
    • 2020 JAN NEWSLETTER
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    • 2017 July Newsletter
    • 1978 to 2016 Nwsltrs
  • PHOTOS
    • AGEH PLAINVIEW IN OPERATION
    • BABOCHKA USSR
    • BOARDS
    • SAIL POWERED
    • SMALL ENG. POWERED
    • SOLAR POWERED
    • PIONEERS
    • PROTOTYPES SMALL
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Select Page

Keiper_Trimaran_06May70

Patents, Sail & Human Powered, Sail Powered

Patent_AU464259_Keiper_Trimaran_06May70

Prior_HF_Craft_05Aug69

Patents

Patent_US3459146_Prior_HF_Craft_05Aug69

Gilruth_HF_Craft_01Mar55

Patents, Sail & Human Powered, Sail Powered

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Patents, Sail & Human Powered, Sail Powered

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Vertens_HF_23Oct56

Patents

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Patents, Sail & Human Powered, Sail Powered

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Boericke_HF_Device_16Jun59

Patents

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Patents, Sail Powered, Specific Craft

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Beuby_CAT_19Feb63

Patents, Sail & Human Powered, Sail Powered

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Control, Patents

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Patents, Sail & Human Powered, Sail Powered

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Headrick_Foil_Apparatus_17Dec63

Books about Hydrofoils, Patents

Patent-US3114343_Headrick_Foil_Apparatus_17Dec63

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Patents

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Steinberg_HF_Boat_19Mar68

Patents

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BSmith_Sail_HF_04Jan72

Patents

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Patents

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