Electrical and Scientific Apparatus and 2 other

Owner

DURATHERM PROCESSING SYSTEMS, INC.

Feb 20, 2001

Environmental Control Apparatus

Owner

DURATHERM PROCESSING SYSTEMS, INC.

Dec 14, 1999

Electrical and Scientific Apparatus

Owner

DURATHERM PROCESSING SYSTEMS, INC.

Jun 29, 1999

Environmental Control Apparatus

Owner

DURATHERM PROCESSING SYSTEMS, INC.

Nov 16, 1999