Short-term disability insurance, which is most often purchased as part of a group at work, can be paid by either the employer or the employee. Group short-term disability insurance policies are guaranteed issue, meaning you do not have to take a medical exam to buy coverage.
Otto von Guericke: Father of Vacuums. Otto von Guericke was a German scientist born in the town of Magdeburg, Germany. He is best remembered for founding the physics of vacuums. In 1650, Otto invented a vacuum pump that was designed to pull air out of whatever vessel to which it was connected. It contained a piston and an air-gun cylinder with one-way flap valves.
1 1811: Friedrich Koenig invents the first powered printing press which was also the first to use a cylinder. 2  1814: The modern planing machine is invented by James Fox, though Matthew Murray of Leeds and Richard Roberts of Manchester have also been credited at times with its invention. However, others inventors before Bell had worked on the development of the telephone and the invention had several pioneers. 2  1877: The first working phonograph is invented by Thomas Edison. 3  1878: Henry Fleuss is granted a patent for the first practical rebreather.