Thanks to Mike "Cannon Fodder" for tipping me off to this Patriot. It is made by Daystate.
This Patriot is very similar to another pump I had previously not been able to identify, basically proving the other pump was made by Daystate as well.
Here is the Patriot:
And here is the other pump:
More information on the second pump here: Daystate UK's pumps(c.1985-1991?) / Old News