12 mayo 1873 año - Barbed Wire Patent
Descripción:
In May 1873, a patent was issued for barbed wire by two Illinois farmers. This invention's purpose was to enclose ranches and prevent cattle from walking off from the ranch where they grazed. This revolutionized the Central United States, and sped up the process of civilizing the great plains.
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fecha:
12 mayo 1873 año
Ahora mismo
~ 152 years ago
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