Assertion: german concertina | /r/HasProperty | designed by uhlig
Facets:
value: in 1834
type: TEMPORAL
Source sentences:
text: The button layouts are generally the same as the original 20-button German concertinas designed by Uhlig in 1834, and in a bisonoric system.
text: The button layouts are generally the same as the original 20-button German concertinas designed by Uhlig in 1834.