3D spectacles; Acoustic conduits; Acoustic couplers; Acoustic coupling devices; Burglar alarms; Cabinets for loudspeakers; Diagnostic apparatus for identifying refrigerant type and purity in automobile air conditioning systems; Distance measuring apparatus; Electric connections and connectors; Electric converters; Electric locks; Electric locks for vehicles; Electric sensors; Electrical plugs and sockets; Electricity conduits; Electro-dynamic apparatus for the remote control of signals; Electronic anti-theft system comprised of a bar code scanner that allows manufacturers to temporarily disable electronic goods during the manufacturing process and allows retailers to enable such goods upon receiving the purchase price for the goods; Electronic apparatus for the remote control of industrial operations; Electronic notice boards; Encoded key cards; Eyeglasses; Keyless entry system and keyless ignition switch system for automotive vehicles comprised of a microprocessor, electronic signal receiver, and keyfob with electronic signal transponder; Measuring apparatus for temperature and humidity levels in gases and solid substances; Measuring apparatus, namely, laser distance meters; Measuring instrumentation and apparatus, namely, digitizers; Protective helmets; Protective helmets for sports; Remote control starters for vehicles; Remote control telemetering machines and apparatus; Self-timers; Spectacles; Speed indicators; Temperature sensors; Theft alarms; Vehicle tracking devices comprised of cellular radio modules, computer software and computer hardware, sensors, transmitters, receivers and global positioning satellite receivers, all for use in connection with vehicle tracking, vehicle monitoring and anti-theft vehicle alarms; Wheel alignment measuring apparatus, namely, roll test stands; Wire connectors