Description: Scientific apparatus and instruments, namely, chromatography columns for use in purification in the laboratory and parts and fittings therefor; Nautical and photographic apparatus and instruments, namely, underwater housings for cameras, underwater enclosures for cameras and underwater enclosures for photographic lenses; Surveying apparatus and instruments; Cinematographic apparatus and instruments, namely, cinematographic cameras and projectors; Optical apparatus and instruments, namely, optical ports for underwater photography, dome ports for underwater photography, wet diopters, adapter lenses for underwater photography; Weighing apparatus and instruments; Technical measuring, testing and checking apparatus and instruments for measuring, testing and checking the temperature, pressure, quantity and concentration of gas and liquids; Signaling apparatus and instruments, namely, signaling lights and whistles used to signal the status of kitchen order management and food preparation timing; Food safety monitoring devices, namely, thermometers for temperature control, alarms for testing of kitchen equipment performance, and diagnostic apparatus for testing food; Protective rescue apparatus, namely, fire-resistant protective enclosures; Educational apparatus, namely, a transparent tank used as a teaching aid for the chemical process of making alternative fuels; Teaching instrument in the nature of computers; Apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling the distribution or use of electricity; Apparatus for recording, transmitting or transcribing sound or images; Mechanisms for coin-operated apparatus; Cash registers; Calculating machines; Data processing equipment, namely, computers; Downloadable computer programs for using the internet and the world wide web; Fire extinguishing apparatus; Food and beverage provision services; Providing temporary accommodations
