Hydrogen-powered drone will fly for hours at a time http://t.co/vUdbnEFhKO 0 atbildes
Gints Kiršteins (2015-05-20 22:36:57) |
Hydrogen-powered drone will fly for hours at a time http://t.co/vUdbnEFhKO |
Gints Kiršteins (2015-05-20 22:36:57) |
Hydrogen-powered drone will fly for hours at a time http://t.co/vUdbnEFhKO |