Scientific apparatus and instruments for monitoring, development and quality control of industrial processes and products in the optical measurement field; optical apparatus and instruments, namely, optical measuring apparatus and instruments in the nature of optical sensors and optical detectors, spectroscopes, spectrometers, infrared sensors and infrared detectors for quality control of industrial products and processes; measuring apparatus and instruments, namely, optical measuring apparat...

COMMERCIAL LIGHTING FIXTURES, NAMELY, INDUSTRIAL AND COMMERCIAL LIGHTING FIXTURES FOR HAZARDOUS AND SEVERE DUTY ENVIRONMENTS