watchmaker, Schaffhausen, Pellaton winding system for automatic watches. Udo Adelsberger (1904–1992), German physician, Königsberg. developer of the quartz...
54 KB (5,502 words) - 20:41, 23 May 2024
2022–present: Cornelia Denz Employees of PTR and PTB were, among others: Udo Adelsberger, Walther Bothe, Kurt Diebner, Gerhard Wilhelm Becker, Ernst Engelhard...
36 KB (4,235 words) - 08:48, 4 May 2024
simultaneously with the German astronomers Adolf Scheibe (1895–1958) and Udo Adelsberger (1904–1992), scientifically described, between 1935 and 1937, a seasonal...
13 KB (1,368 words) - 13:12, 2 March 2024