Find an Orthopedic Specialist Near You. However, behind knee pain may be a symptom of deep vein thrombosis (blood clot in the leg), which is a serious and life-threatening condition. The blood clot can break loose and cause a pulmonary embolism in the lung, a heart attack, or even stroke. Deep vein thrombosis has similar symptoms to a Bakerâs cyst.
Baird was a Scottish engineer and inventor of the world's first working television system in Hastings, England, in 1923. His public demonstration subsequently took place in Selfridges, a department store in London England, during March 1925.
Television was invented in the year of 1948. 2nd Answer: The above answer is quite wrong. The first TV broadcast was in 1939 in New York, and the TV was invented by an Idaho f â¦ arm boy named Philo Farnsworth, who invented many other things in his lifetime.