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August 1, 2025
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1 Mai 1839 Jahr - American, Thaddeus Fairbanks invents platform scales. American, Charles Goodyear invents rubber vulcanization. Frenchmen, Louis Daguerre and J.N. Niepce co-invent Daguerreotype photography. Kirkpatrick Macmillan invents a bicycle. Welshmen, Sir William Robert Grove conceives of the first hydrogen fuel cell.

Zugefügt zum Band der Zeit:

27 Sep 2021
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Datum:

1 Mai 1839 Jahr
Jetzt
~ 186 years ago