In 1825 John Seaward and his brother Samuel Seaward granted a patent for 'propelling locomotive engines, vehicles, and other carriages...a steam-engine'
Reference:
Graces Guide https://www.gracesguide.co.uk/Timeline:_Steam_Road_Vehicles
In 1825 John Seaward and his brother Samuel Seaward granted a patent for 'propelling locomotive engines, vehicles, and other carriages...a steam-engine'
Reference:
Graces Guide https://www.gracesguide.co.uk/Timeline:_Steam_Road_Vehicles