Measurement and flow devices, namely, flow meters, gas flow monitors, air flow sensors, and water flow meters; leak detector for medical gas and vacuum leaks in pipeline system; gas leak detector; scanner for energy audits in the nature of electronic devices in the nature of energy meters for tracking and monitoring energy usage; scanner for use in healthcare facilities, namely, -identify goods with more specificity, e.g., "barcode scanners," "biometric scanners," "hand-held 3D scanner," "opt...