The most frequent autonomic symptoms associated with multiple system atrophy are a sudden drop in blood pressure upon standing (orthostatic hypotension), urinary difficulties, and erectile dysfunction in men.
The IBM Selectric typewriter was a highly successful model line of electric typewriters introduced by IBM on 31 July 1961.
Who is William Austin Burt? William Austin Burt was born on June 13th, 1792 in Worcester, Massachusetts. He was an American inventor and invented the typewriter. His invention of the typographer iâ¦n 1829 then led to the typewriter. He also invented the solar compass.