The Cleavland Browns
because the teams pay them not to so that they could have their logos
Lots of sports teams but manly football helmets.
The helmets have been the same sense 1946, and in 1946 no teams had logos on helmets.
The helmet project is an attempt by a fan of American football to document the changes of the team helmets design, colors and logos of big name teams. This includes illustrations of the colors and logos.
There are approximately 119 College Football teams.
The logos of football teams within the United Kingdom can be viewed on the website of FootballCrests. This site includes logos of all teams from England, Scotland, Wales and Northern Ireland.
There are 6 football teams: The Arkansas Razorbacks and 5 College Football Teams.