Otto von Guericke
is a German scientist, inventor.
He made demonstrations on the physics of the vacuum, atmospheric pressure and his advocacy for the reality of "absolute space," was significant contribution to the Science.
Magdemburgo- pressure-1654: Otto von Guericke (originally spelled Gericke, German pronunciation: [ˈɡeːʁɪkə] ) (November 20, 1602 – May 11, 1686
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