Documents Air Duck A Patented Invention by Stephen P. Upham III U.S. Pat. No. 5,984,774 Nov. 16, 1999.

Slide 1 Slide 2 Slide 3 Air Duck A Patented Invention by Stephen P. Upham III U.S. Pat. No. 5,984,774 Nov. 16, 1999 Slide 4 Problem ßChrysler produced mini-vans lack an…