Frederick Graff
id:
frederick-graff-237-4261358
title:
Frederick Graff
text:
Frederick Graff was an American hydraulic engineer who designed and built the Fairmount Water Works in Philadelphia, Pennsylvania, and unofficially invented the fire hydrant.
brand slug:
wiki
category slug:
encyclopedia
description:
American hydraulic engineer
original url:
https://en.wikipedia.org/wiki/Frederick_Graff
date created:
date modified:
2023-09-15T07:03:52Z
main entity:
{"identifier":"Q5497883","url":"https://www.wikidata.org/entity/Q5497883"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/a/ac/Frederic-Graff-portrait-cropped.jpg","width":714,"height":735}
fields total:
13
integrity:
15