Wilhelm Hellesen
id:
wilhelm-hellesen-255-15220548
title:
Wilhelm Hellesen
text:
Frederik Louis Wilhelm Hellesen was a Danish inventor and industrialist. In 1887 he designed what is thought to be the first dry cell battery based on the Leclanché cell design. The same year he founded the company W. Hellesen In 1889 he sold his first batteries to the Danish Telephone Company. The same year a young chemist Valdemar Ludvigsen (1861–1939) came to the factory helping by the further development of the batteries. When Frederik Hellesen died in 1892 his widow took over the company wi
brand slug:
wiki
category slug:
encyclopedia
description:
Danish inventor and industrialist
original url:
https://en.wikipedia.org/wiki/Wilhelm_Hellesen
date created:
date modified:
2021-12-27T21:46:46Z
main entity:
{"identifier":"Q8002190","url":"https://www.wikidata.org/entity/Q8002190"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/5/53/Frederik_Louis_Wilhelm_Hellesen.jpg","width":235,"height":285}
fields total:
13
integrity:
15