Phonograph inventor (6)
I believe the answer is:
edison
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">phonograph inventor</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for edison that I've seen before include "Inventor's" , "Incandescent light inventor" , "Inventor with over 1,000 US patents to his name, d. 1931" , "Thomas --, US?inventor" , "Inventor of the light bulb" .)