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About: Benjamin Dearborn     Goto   Sponge   NotDistinct   Permalink

An Entity of Type : yago:Wikicat19th-centuryAmericanPeople, within Data Space : dbpedia.demo.openlinksw.com associated with source document(s)

Type: Thingpersonyago:WikicatAmericanInventorsyago:WikicatPeopleFromBoston,Massachusettsyago:WikicatPeopleFromPortsmouth,NewHampshireyago:CausalAgent100007347yago:Creator109614315yago:Inventor110214637yago:LivingThing100004258yago:Object100002684yago:Organism100004475yago:Person100007846yago:PhysicalEntity100001930yago:YagoLegalActoryago:YagoLegalActorGeoyago:Whole100003553yago:Wikicat18th-centuryAmericanPeopleyago:Wikicat19th-centuryAmericanPeople New Facet based on Instances of this Class

Benjamin Dearborn (1754–1838) was a printer and mechanical inventor in Portsmouth, New Hampshire and Boston, Massachusetts in the late 18th and early 19th centuries. His inventions include the gold standard balance, spring scale, grist mill, candlestick, ballot box, perspective drawing machine, letter-press, "musical board for the instruction of the blind," thermoscope, vibrating steelyard balance, and perpendicular lift.