April 20
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Historical Anniversaries | ||||||||||||||||||||||||||||||
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Events
- Am 20. April 1803 erhält Samuel Day das Englische Patent Nr. 2700 für einen Kontrolluhr-Mechanismus (Watchman's Telltale or Timekeeper).
- Die Brandkatastrophe vom 20. April 1870 bringt die Produktion der New York Watch Company zum Erliegen.
- F. BORGEL fabricant GENÈVE erhält am 20. April 1894 das Schweizer Patent CH 8232.
- Am 20. April 1948 wird die Firma A. Lange & Söhne enteignet und in VEB Mechanik Lange & Söhne umbenannt.
Births
- Hans Christian August Hohwü was born on 20th April, 1751 in Gråsten (German:Gravenstein).
- Jean-Baptiste-Modeste Billoquet was born on 20th April, 1784 in Saint-Nicolas d'Aliermont.
- Adrien-François-Stanislas Lecul was born on 20th April, 1802 in Tourville-La-Chapelle.
- Thestullien-Parfait Gosselin was born on 20th April, 1808 in Saint-Nicolas d'Aliermont.
- Pierre-Jean-Baptiste Fouré was born on 20th April, 1829 in Saint-Nicolas d'Aliermont.
- Victor-Édouard Piolaine was born on 20th April, 1835 in Dieppe.
- Emil Welte was born on 20th April, 1841 in Vöhrenbach (Black Forest).
- John Henri Aubert was born on 20th April, 1851 in Le Sentier.
- Louis-Charles Binet was born on 20th April, 1858 in Saint-Nicolas d'Aliermont.
- Marie-Emilia Huguenin (Elie) was born on 20th April, 1881 in Le Locle.
- Cornelis Andriessen was born on 20th April, 1886.
- Jean Adrien Piguet was born on 20th April, 1896 in Le Brassus.
- Eduard Marius Piguet was born on 20th April, 1896 in Le Brassus.
Deaths
- Adolf Scheibe died on 20th April, 1958 in Berlin.