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'''January 22''' | '''January 22''' | ||
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[[Category:Historical Anniversaries]] | |||
[[de:22. Januar]] | |||
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[[ru:22 января]] | |||
Version vom 16. August 2011, 00:24 Uhr
January 22
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Historical Anniversaries | |||||||||||||||||||||||||||||||
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Events
On January 22, 1675 Huygens commissioned Isaac Thuret to complete the first model (prototype) of a pocket watch using a balance-spring (hairspring) and balance (foliot) after their design.
Births
- Feodor William Rüffert was born on 22nd January, 1835 in Borna by Leipzig.
- John Henri LeCoultre was born on 22nd January, 1872 in Le Sentier.
Deaths
- Samuel Franz died on 22nd January, 1896 in Engelfangen (Saarbrücken).