EX-31B SENSORE MINIATURA A SBARRAMENTO 500MM, PNP stock suppliers.
Greystone Components CorpAddress: 100 Crawford St Leominster MA 01453 United States
Abacus TechnologiesAddress: 3894 Mannix Drive Bld 208 Naples Florida 34114 United States
IDENTEK Address: 16600 Harbor Blvd Suite F Fountain Valley CA 92708 United States
ComS.I.T. Inc.Address: 11 River Street Middleton MA 01949 United States
Giocom LLCAddress: 1445 N. CONGRESS AVE, STE#10 DELRAY BEACH FL 33445 United States