75304221
Jun 5, 1997
Jun 23, 1998
[ electrical and scientific apparatus, namely, accelerated weathering test chambers, ] standard test panels used as substrates for testing paints, adhesives, coatings, rust inhibitors [ , irradiance controllers used in an environmental test chamber for measuring and calibrating ultra violent rays on a test sample, corrosion test chambers, light measurement device for industrial testing applications, and a lightfastness testing apparatus ]
Electrical and Scientific Apparatus