• ALKO DIAGNOSTICS CORP.
• AMTROL, INC.
• APPLIED RUBBER & PLASTICS
• AMERICAN INSULATED WIRE
• BASSICK COMPANY
• BUCKEYE FIRE EQUIPMENT CO.
• CESCO BRASS LTD.
• CHUBB MANUFACTURING
• CROUSE HINES CORP.
• CUSHCRAFT MANUFACTURING
• DADE CHEMISTRY SYSTEMS, INC.
• DALLIS SEMICONDUCTOR
• DEVILBISS MEDICAL
• EATON CORPORATION
• ELASTOMERICS ENGINEERING
• E.I. DUPONT
• ELECTRIC BOAT DIV.
• T.J. FARIA CORP.
• FENWAL SAFETY
• FERROFLUIDICS
• G B INDUSTRIES
• GENERAL CABLE COMPANY
• GENERAL DYNAMICS
• GUEST CORPORATION
• JACOBS MANUFACTURING CO.
• KOEHLER MANUFACTURING
• LIGHTOLIER
• MAGNETEC
• MAGNETIC SEAL CORP.
• MARKET FORGE CO.
• NEXUS
• NORTH SAFETY EQUIPMENT
• PHYSICAL TESTING
• PLATT SACO HOLLINGSWORTH
• POLLACK ENGINEERED PRODUCTS
• RAYTHEON COMPANY
• RED HED MANUFACTURING
• ROCKWELL INTERNATIONAL
• STANLEY BOSTITCH COMPANY
• SWISS PRECISION
• TERADYNE INC.
• TEXAS INSTRUMENTS
• WATERS MANUFACTURING INC.
• WATTS FLUIDAIR, INC.
• WATTS REGULATOR CO.