!!!Seidl, Franziska b. Vienna, July 1, 1892, d. Vienna, June 23, 1983. Physicist. 1957-1963 university professor in Vienna; invented the diaphragm-less telephone. Worked among other things on ultrasound, optics of sound, electrical reactions of insulators and oscillating crystals. %%language [Back to the Austrian Version|AEIOU/Seidl,_Franziska|class='wikipage austrian'] %% [{FreezeArticle author='AEIOU' template='Lexikon_1995_englisch'}] [{ALLOW view All}][{ALLOW comment All}][{ALLOW edit FreezeAdmin}]