What is the name of the first telescope used to observe the moons of Jupiter?

little b, Surprise surprise!

When Galileo learned of the invention of the telescope in the Netherlands, he went to a lens grinder and had a powerful version constructed and turned it to the heavens. Jupiter’s moons, Io, Calisto, Europa, and Ganymede, are still known as the Galilean moons.

How about Galileo Fig- a -ro ? Mag- ni-fi -co- o -o-o ?

I've not heard of Galileo telescope