1 янв 1818 г. - Whitney develops the first milling machine
Описание:
The milling machine allowed the production of very precise guns and rifles in an efficient and fast manner. This helped the North in industrial development and changed the way factories manufactured.Добавлено на ленту времени:
Дата:
1 янв 1818 г.
Сейчас
~ 207 г назад