downloadable lighting security system software; electric warning light and gunfire detection device to detect and warn of gunfire comprising of an electric gunfire sensor and an LED lighting array

Electric warning light and gunfire detection device to detect and warn of gunfire comprising electric gunfire sensor and an LED lighting array

gas cabinet for delivery of ultrapure gases, consisting of an enclosure, gas controller and process valve panel

PRINTED SECURITY INSTRUMENTS; NAMELY, NEGOTIABLE INSTRUMENTS AND CHECKS