Assertion: collapsible umbrella | /r/HasProperty | invented in uraiújfalu
Facets:
value: by the balogh brothers
type: OTHER
Source sentences:
text: The pocket (foldable) umbrella was invented in Uraiújfalu (Hungary) by the Balogh brothers, whose patent request was admitted in 1923 by the Royal Notary Public of Szombathely.