AASTROM BIOSCIENCES INC.
ANCHOR CONVEYOR PRODUCTS
AXEL PRODUCTS
DEFIANCE TEST TECHNOLOGY
DESIGN & TEST TECHNOLOGY
ENGINEERED SYSTEMS INC.
FIRST TECHNOLOGY SAFETY SYSTEMS
GREAT LAKES ENVIRONMENTAL RESEARCH LABORATORY
LEAR CORPORATION
MICHIGAN AUTOMOTIVE RESEARCH
MURRAY AVIATION
NEW RACING TECHNOLOGY
POLLARD BANKNOTE LIMITED
RELIANT AIRLINES
TRW STEERING AND SUSPENSION
UNIVERSITY OF MICHIGAN
YPSILANTI COMMUNITY UTILITIES AUTHORITY


Proto Tool and Gage, Inc.
300 S. Ford Boulevard
Ypsilanti, MI 48198-6087
Phone: 734-487-0830  Fax: 734-487-5130