Search

• Decade: 1930s ×
• Written by: Harold P. Hayden ×
• Clear filters

1 result for “Owens-Corning Fiberglas”

1. Patent · July 14, 1936

   Insulated Pipe (US Patent 2,047,778, 1936)

   …1931. It was assigned to Barber Asphalt CO. The patent's description opens (from the scanned text): This invention relates to insulated pipe and while it is adaptable for various uses, it will be found more…