German Tool Names - Correct Pronunciation?

I have sometimes wondered about the correct pronunciation of the various German tool makers names like Gedore, Dowidat etc - this video may help - not how I thought but he ought to know being German - look at about the 20 min mark if you don't want to watch it all:

https://www.youtube.com/watch?v=yLU_cSNogF8



PS: He has other interesting videos including some on the theory of welders.