Search

• Written by: Francis H. Clute ×
• Clear filters

1 result for “Owens-Illinois”

1. Patent · January 17, 1961

   Material collector (US Patent 2,968,400, 1961)

   …1957. The patent's description opens: This invention relates to a separator for materials of differing specific gravities and has for its primary object the provision of structure permitting movement of the material along a predetermined…