Erard
Though, Sebastian Erard innovations played a central role in the development of the piano, his name first came to public attention in 1776 when he constructed a mechanical harpsichord.
Born in Strasbourg on 5th April 1752, Sebastian Erard moved to Paris in 1768 and worked for an unknown harpsichord maker. Erard explored the fundamentals of instrument making, it soon became apparent that Erard was a genius at finding ways around mechanical problems.
The original patent drawing for Erard's double escapement
