0000950129-97-003737 10-Q 3 19970731 19970915 NASD POWELL INDUSTRIES INC 0000080420 3613 880106100 NV 1031 10-Q 34 001-12488 97680019 8550 MOSLEY DR POST OFFICE BOX 12818 HOUSTON TX 77075 7139446900 8550 MOSLEY DRIVE P O BOX 12818 8550 MOSLEY DRIVE P O BOX 12818 HOUSTON TX 77075 PROCESS SYSTEMS INC 19780926 10-Q 1 000095012997003737-001-seq1-10-q.txt POWELL INDUSTRIES, INC. - 7/31/97 EX-10.5 2 000095012997003737-002-seq2-ex-10-5.txt BUSINESS LOAN AGREEMENT EX-27 3 000095012997003737-003-seq3-ex-27.txt FINANCIAL DATA SCHEDULE