Have you tried drag n dropping a smaller version of the logos in images.google.com? It'll search for similar images in all format .. maybe you can get lucky (no pun intended) and find a higher res by tweaking the search options.
Cheers
Have you tried drag n dropping a smaller version of the logos in images.google.com? It'll search for similar images in all format .. maybe you can get lucky (no pun intended) and find a higher res by tweaking the search options.
Cheers