Cybersecurity and privacy risk assessment of point-of-care systems in healthcare: A use case approach

A portion of the 1874 actual patent application.

Matthew Evans is one of two Canadians who developed and patented an incandescent light bulb, on July 24, 1874, five years before Thomas Alva Edison's U.S. patent on the device.

Evans, from Toronto, Ontario, and his friend Henry Woodward, made the light bulb by sending electricity through a filament made of carbon. Evans was a hotelier.