Danquard
co-inventor of the Temponome
Biography
Danquard is credited, jointly with Keeley, as inventor of the Temponome, a player-piano device dated 1911 shown in cross-section in an accompanying illustration. No further biographical detail is provided.
Highlights
- Co-credited with inventing the Keeley-Danquard Temponome, 1911
Source
Alfred Dolge, Pianos and Their Makers, Vol. I (1911), p. 162.
Public domain.