Maryland man's invention to help blind people everywhere WBAL-TV 11 Baltimore 2:09 2 years ago 939 Далее Скачать
this invention makes getting out of bed so much easier. Unnecessary Inventions 0:29 3 years ago 131 163 033 Далее Скачать
Leonardo da Vinci's GENIUS invention - Miter Locks Sabins Civil Engineering 4:11 1 year ago 4 589 812 Далее Скачать
This guy accidentally made one of the world's best inventions Franklin Broke 0:48 2 years ago 13 449 420 Далее Скачать
Bringing Research and Inventions to Life at University of Maryland, Baltimore University of Maryland Baltimore 0:46 1 year ago 2 170 Далее Скачать
Wal-Mart Picks Up Md. Invention In Quest For American-Made Products WJZ 1:55 7 years ago 110 Далее Скачать
Genius Inventions: Technical Marvels That Will Shape Tomorrow | Full Series | FD Engineering Free Documentary - Engineering 2:22:05 1 year ago 2 642 370 Далее Скачать
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