Original 1948 flooring trade vintage catalog for the SUPERGRATE OPEN STEEL FLOORING COMPANY. Main office and plant was located at 730 East 59th Street, Los Angeles, CA. 

Manufacturers of Superweld Open Steel Flooring.

Supergrate Open Steel Flooring is a fabricated steel flooring designed and built to meet the requirements of present day construction. Supergrate consists of a series of alternate straight and curved bars on edge, riveted together by a specially constructed machine which assures a perfect heading-up of each individual rivet. Supergrate is built with various thickness of steel bars and widths of spaces (mesh) according to the use for which it is intended.

Superweld has many refinements in design, construction, and appearance which make it outstanding in its respective field. 

Has numerous product illustrations, description, application and specifications provide product details.

Unbound from a large rare 1947-1948 Catalog File, this unique old one-page technical brochure would display beautifully matted and framed. Nice graphics. A fabulous addition to your retro construction industry library.