Wilhelm Hellesen, Date of Birth, Place of Birth, Date of Death
TweetWilhelm Hellesen
Danish inventor
Date of Birth: 
Place of Birth: Kalundborg, Region Zealand, Denmark
About Wilhelm Hellesen
- Frederik Louis Wilhelm Hellesen (2 February 1836 – 22 December 1892) 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 with the help of Ludvigsen.
- In 1906 V.
- Ludvigsen became the sole owner of the factory with the name A/S Hellesens Enke & V.
- Ludvigsen.
- (later known as A/S Tudor-Hellesens, A/S Hellesens, and GN Hellesens), now defunct.
- Today the Hellesens brand name is owned by Duracell.
- In 1992 the Danish company was sold to GP Batteries International in Singapore belonging to Gold Peak Industries Ltd.
- Hong Kong.
- In 2005 the last factory in Thisted was closed and all machinery were shipped to a new factory in Malaysia.
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