The Dyer Company
P.O. Box 4966, 1500 McGovernville Rd. 
US- Lancaster PA17604-4966
Tel.:  +1 717 569 3223
Fax:   +1 717 569 6271
Web:   http://www.dyergage.com/
Email: dyer@dyergage.com  

Mitutoyo America Corporation 
965 Corporate Boulevard 
US- Aurora, IL 60502-9176
Tel.:  +1 630 978 5385
Fax:   +1 630 820 7403
Web:   http://www.mitutoyo.com
Email: info@mitutoyo.com

Swiss Precision Instruments, Inc.
11450 Markon Drive
US- Garden Grove, CA 92841
Tel:   +1 888 774 8200
Fax:   +1 800 842 5164 
Web:   http://www.swissprec.com/
Email: sales@swissprec.com

Fred V. Fowler Co., Inc.
66 Rowe St., P.O. Box 299
US- Newton, MA 02466
Tel:   +1 617 332 7004
Fax:   +1 617 332 4137
Web:   http://www.fvfowler.com/
Email: sales@fvfowler.com

Mahr Federal Inc.
1144 Eddy Street, P.O. Box 200
US- Providence, RI 02905
Tel:   +1 401 784 3100
Fax:   +1 401 784 3246
Web:   http://www.mahrfederal.com/
Email: information@mahr.com