Collapsible trailer boat
OwnerAlexei Kirillovich Konstantinov, Vladimir Vasilievich Volkov +4inventors
InventorsAlexei Kirillovich Konstantinov, Vladimir Vasilievich Volkov, Viktor Petrovich Gaschenko, Igor Vladimirovich Lukashkov, Alexandr Abramovich Klitsov, Valentin Timofeevich Kuzmenko
Life of this patent
Estimating the term…