[ Ground rods and ground rod couplers, grounding clamps and connections, service conduit, conduit hubs, electrical service posts, electrical service post connectors, electrical cable, braid and strip clamps, rigid and flexible bus bars, braid, cable and laminated jumpers, connectors, conductors, electrical pole line connectors and anchors; lightning protection goods namely-- conductors, down conductors, air terminals, bases, connectors, fasteners, terminations, leader triggering lightning air terminals, dissipation arrays, early streamer emission devices, namely-- air terminals with ionizing curved surfaces and internal control circuits; delayed streamer emission devices, namely-- air terminals with sharp pointed rods or spline balls for reducing or bleeding off the potential, or creating an unattractive corona; support masts for air terminals and down conductors, electrodes, pigtails, chemical electrodes ground wells and ground electrical enhancement material, namely-- conductive backfill material in powdered, granular, slurry or liquid form; ] antenna and consoles for lightning warning systems, transient earth clamps, joint protectors, cathodic protection surge protectors, pipeline potential clamp surge protectors, test units, namely-- MOV and gas arrestor testers, ground/earth resistance testers, and circuit testers; surge and transient protection goods, namely-- surge counters, surge reduction filters, transient discriminating surge reduction filters, shunt diverter modules, surge diverter modules, surge filter modules, transient discriminating suppressor modules, transient discriminating protectors, power line filters, gas discharge tubes, gas arresters, quarter wave stub protectors, coaxial surge protectors, earth impedance meters, inverters, and converters, uninterruptible electrical power supplies, standby electrical power supplies, power line filters, power line conditioners, monitoring and measuring apparatus and instruments, namely-- risk assessment calculators, surge selection calculators, end of life (status) indicators, surge or strike counters, alarm indicators, alarm relays, grounding and bonding calculators, and lightning layout calculators, transient barriers, power line protection devices, namely-- shunts, diverters, filters, conditioners, suppressors, barriers and protectors; electrical and electronic research and test instrumentation for scientific use, namely-- high capacity generators, and high impulse current surge generators; [ lightning detection, protection and warning apparatus, instruments and systems, namely-- control and monitoring consoles, sensing antenna, and alarms, sirens and buzzers; lightning strike event counters and lightning protection systems comprised of air terminals, masts, down conductors, ground wells and connections therefor; ] weighing apparatus, namely-- load cells, load sensors and load cell and sensor protectors; parts and fittings for all the aforesaid goods and computers and computer software for use in design and installation of lightning detecting and protection apparatus