Apparatus for recording and reproduction of sound, images or data; Apparatus for recording, transmitting and reproducing sound and images; Apparatus for broadcasting, recording, transmission or reproduction of sound or images; Apparatus for speech recording and replaying; Cell phone battery chargers; Cell phone battery chargers for use in vehicles; Computer hardware and software, for use with medical patient monitoring equipment, for receiving, processing, transmitting and displaying data; Scientific and technical apparatus, namely, optical mirrors; Scientific instruments, namely, electronic analyzers for measuring, testing and detecting contaminants and environmental pollutants; Scientific instruments, namely, electronic analyzers for testing consumer products for the presence of contaminants; Screen protectors comprised of PET plastic, TPU plastic, and/or tempered glass for 30% or more transparency adapted for use with portable electronic devices; Teaching apparatus in the nature of a guard that is attached to the body of a woodwind instrument for music instruction; Battery chargers for mobile phones; Battery chargers for use with computer accessories; Bio-chips for research or scientific purposes; Calculating machines, data processing equipment and computers; Calibrated rainwater collection containers for scientific purposes; Capacitive styluses for touch screen devices; Cases fitted with dissecting instruments for scientific or research purposes; Computer stylus; Computer software for scientific analysis of genetic sequences; Display screen protectors for providing shade and privacy specially adapted to electronic devices, namely, mobile devices; Electronic circuits recording programs for amusement apparatus for use with liquid crystal screens; Filters used in scientific and forensic apparatus in drug detection processes; Infrared detectors for use in military, law enforcement, civil, scientific and industrial applications; Instrument to facilitate text-messaging in the nature of a stylus-type device that is attached to the hand for use in conjunction with personal digital assistants; Magnetic separators for scientific use; Prisms for scientific purposes; Television screen protectors in the nature of acrylic shields to be mounted over television screens