10-20-2010, 11:02 AM
Bill N.Y.Barth Patent for "Vehicular frame and method of construction"
1/24/1964 Robert E. Barth files paperwork for a patent on trailer design and construction. Application No. US 339991
US Patent Publication No. US 3282603 issued on 11/1/66 for "Vehicular frame and method of construction"
For more info, see the attached PDF
"Vehicular frame and method of construction" - (382 KB) ~ US Patent Publication No. US 3282603