About Bilfinger Water Technologies-Johnson Screens
in 1904, edward e. johnson founded johnson screens after developing world’s first continuous slot wire wrapped screen to be used in a water well. johnson screens’ trademarked vee-wir... Read more
in 1904, edward e. johnson founded johnson screens after developing world’s first continuous slot wire wrapped screen to be used in a water well. johnson screens’ trademarked vee-wir... Read more