0000950116-97-000200 DEF 14A 1 19970307 19970205 NASD CENTRAL SPRINKLER CORP 0000766041 3490 232328106 PA 1031 DEF 14A 34 000-13940 97518326 451 N CANNON AVE LANSDALE PA 19446 2153620700 451 N CANNON AVE LANDSDALE PA 19446 DEF 14A 1 000095011697000200-001-seq1-def-14a.txt DEFINITIVE PROXY STATEMENT