Quick...what was the world's first self-propelled vehicle? Model T? Curved dash Olds? Not even close. Benz Patent-Motorwagen? Duryea? For most reference sources, you ...
The widely used M109 carries a 155-mm howitzer and is the principal self-propelled artillery support for U.S. Army divisions. It is a large tracked vehicle with a fully traversable turret and ...
the trailer has its own powertrain and battery to preserve the tow vehicle’s range. San Francisco-based Lightship is putting its revolutionary self-propelled electric RV trailer into production.