Carpenter's levels; Chromatography columns for use in purification in the laboratory; Coin acceptors for separating good coins from counterfeits; Cushioned support base specially adapted to prop up laptop computers; Decontamination showers, shelters and structural parts; Downloadable multimedia file containing artwork relating to music and music videos; Electronic-based instruments for measuring environmental parameters including humidity, mold, bacteria, air quality and water quality; Electrophoresis apparatus not for medical purposes; Fax machines; Goggle retention clips for protective helmets; Helmets for motorcyclists; Integrated circuit cards and components; Mechanical timers; Microcontrollers for internet of things (IoT) enabled devices; Photographic accessory, namely, film backs; Power access port for use with electrical control panels for connecting multiple data and electrical devices; Pre-recorded USB cards featuring music, music videos, musical sound recordings and data in the nature of musical sounds recording sales data; Sports helmets; Surge protectors; Timers; Video phones; Water filter controllers; Electronic timers