Electrical and Scientific Apparatus

Owner

POWELL INDUSTRIES, INC.

Oct 29, 2002

Treatment of Materials and 2 other

Owner

POWELL INDUSTRIES, INC.

May 6, 1997

Electrical and Scientific Apparatus

Owner

POWELL INDUSTRIES, INC.

Apr 1, 1975
POWER VAC

Housewares and Glass

Owner

POWELL INDUSTRIES, INC.

Mar 29, 1966