制品/结构美国已授权

Watercraft lifting fin

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申请人Malcolm Sohm

发明人Malcolm Sohm

公开号US10486772B1

授权号US10486772B1

申请日2017-09-01

公开日2019-11-26

授权日2019-11-26

摘要

A pontoon for providing buoyant force to a floating craft comprises a barrel having front and rear ends and a fin extending outwardly from an outer surface of the barrel. The fin includes a first portion and a second portion positioned rearwardly of the first portion. The first portion extends at …

Watercraft lifting fin

摘要

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