<human>: Question: By whom was the phonautograms patented?
Answer: The phonautograph, patented by Léon Scott in 1857, used a vibrating diaphragm and stylus to graphically record sound waves as tracings on sheets of paper, purely for visual analysis and without any intent of playing them back.
 Is the question answered in a satisfactory fashion?

OPTIONS:
- yes
- no
<bot>: yes