John Harwood (watchmaker)
John Harwood (* 1893 ; † 1965 ) was a British inventor and watchmaker .
In 1922 he built the first automatic wristwatch with a pendulum oscillating weight (still without an additional manual wind ). On October 16, 1923, he applied for a patent for his invention in Switzerland . On September 1, 1924, the Swiss Federal Institute for Intellectual Property in Bern granted him the patent with the number 106583. The watches were mass-produced in collaboration with Fortis and Blancpain from 1926 onwards.
literature
- Peter Aebi: Dedicated to John Harwood, the inventor of the automatic wristwatch. In: Neue Uhrmacher-Zeitung. No. 5, 1966, pp. 18-20.
- John Harwood: The story of the automatic wristwatch, told by its inventor. In: Swiss watchmaker newspaper. No. 11, 1951, pp. 31-34; Reprinted in: Old Clocks. Issue 5, 1986, p. 65 ff.
Web links
- Harwood Watch Company History
- Harwood Watch Co. website
- Self-winding Wrist Watch Clocks up 80 Year Anniversary
Individual evidence
- ^ Helmut Kahlert , Richard Mühe , Gisbert L. Brunner , Christian Pfeiffer-Belli: wrist watches: 100 years of development history. Callwey, Munich 1983; 5th edition, ibid 1996, ISBN 3-7667-1241-1 , p. 504.
- ↑ patent CH106583 .
personal data | |
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SURNAME | Harwood, John |
BRIEF DESCRIPTION | British inventor and watchmaker |
DATE OF BIRTH | 1893 |
DATE OF DEATH | 1965 |