Company Name  An ALCO INDUSTRIES Company
 Address  223 N. Prospect Street • Fremont,
 OH 43420 U.S.A.
 Tel No.  (800) 225-2877 • (419) 332-7344
 Fax No.  (419) 332-8077
 URL  http://www.claussco.com
   
   
 Company Name  CBS Products Ltd.
 Address  Pillings Road, Oakham,  Leicestershire,  LE15 6QF, U.K.
 Tel No.  (01572) 723665
 Fax No.  (01572) 756009
 URL  http://www.cbsproducts.com
   
   
 Company Name  BW Technologies Honeywell
 Address  2840-2 Avenue S.E, Calgary, AB,  Canada T2A 7X9
 Tel No.  +1-403-248-9226 
 Fax No.  
 URL www.gasmonitors.com
   
   
 Company Name  AFL telecommunications
 Address  830, Crescent Centre Drive, Suite
 600,  Franklin, TN 37067 USA
 Tel No.  ++ 800-235-3423
 Fax No.  ++800-926-0007
 URL  http://www.AFLTele.com