U S Fence

U S Forge

U S Gypsum

U S Playing Cards

U. S. Pumice

U.S. Chemical

U.S. Filter/Culligan

Ulta-Lit

Ultimate Fertilizer

Ultra Hardware Prod.

Ultra Life Batteries

Un-Du Products

Uniden

Unimast

Union Prod.

Union Tools

Union Wadding

United Gilsonite Lab

United States Hdwe.

United Steel Prod.

Universal

Universal Trading Co.

US Lambswool

USCOA Int'l

USG

USG Interiors/Grid