Assertion: electric vibrator | /r/HasProperty | invented in late 19th century
Facets:
value: as the treatment of various ailments
type: PURPOSE
Source sentences:
text: The electric vibrator was invented in the late 19th century as a medical instrument for pain relief and the treatment of various ailments; one account gives its first use at the Salpêtrière hospital in Paris in 1878, with Romain Vigouroux cited as the inventor.