James E. West, research prof at Johns Hopkins Whiting School of Engineering, is known as the co-inventor of the foil-electret transducer, an inexpensive highly sensitive device that revolutionized the sound industry & is now the basis of sound transmission in most cell phones, hearing aids, professional microphones, and other acoustical equipment. In a career at Bell Lab of more than 40 yrs, he earned 47 U.S. and over 200 foreign patents for a range of technological inventions & innovations.
This is a FREE 12 Page homework or classwork bundle about Science Skills. Topics in this homework bundle include: Lab Safety, Lab Safety Equipment, Magnification, Parts of a Microscope, Metric System, Scientific Notation, Base Units, Mass, Volume, Density, Temperature, Time, Other SI Units, Observation, Inferences, Observations, Inferences. -Enjoy! Science from Murf