CUSTOMERS

 

ACRISON SYSTEMS

 

AMTRAK

 

BAKER & BAKER

 

BECKART ENVIRONMENTAL

 

THE BELT RAILWAY COMPANY

 

BOC GASES

 

CEMEX

 

CONTINENTAL GENERAL TIRE COMPANy

 

COLOR CAULK

 

DAW INK

 

ELGIN, JOLIET & EASTERN RAILWAY

 

FAIRMOUNT MINERALS

H. KRAMER

GOODYEAR TIRE & RUBBER

ILLINOIS CEMENT COMPANY

KANSAS CITY SOUTHERN RAILWAY

MAPEI INDUSTRIES

NEU INTERNATIONAL RAILWAYS

NORFOLK SOUTHERN RAILROAD

NU-WAY INDUSTRIES

                    PQ CORPORATION                   

 

Q & A PRODUCTS

 

    ROANOKE COMPANIES

 

SHELL CHEMICAL

 

SMOOT COMPANY

 

            SNYDER EQUIPMENT COMPANY

 

SUN OIL COMPANY

 

UNION PACIFIC RAILROAD