11 июл 1798 г. - Interchangeable Parts
Описание:
Interchangeable parts are parts (components) that are, for practical purposes, identical. They are made to specifications that ensure that they are so nearly identical that they will fit into any assembly of the same typeДобавлено на ленту времени:
Дата:
11 июл 1798 г.
Сейчас
~ 227 г назад