16 ноя 1837 г. - 1873
Описание:
In the United States, John Deere patented the steel plow. It was stronger, sharper, and more efficient than wooden or iron plows. Heavy damp soil did not stick to it as readily.Добавлено на ленту времени:
Дата:
16 ноя 1837 г.
Сейчас
~ 186 г назад
