Transactions in Bionic Patents, Vol. 8: Vortex Coil Effect-Use Rig for Sailing Surfboards by Michael Dienst

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Transactions in Bionic Patents, Vol. 8: Vortex Coil Effect-Use Rig for Sailing Surfboards

Michael Dienst - Transactions in Bionic Patents, Vol. 8: Vortex Coil Effect-Use Rig for Sailing Surfboards
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