33
/fr/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
August 1, 2025
5203607
486474
2

1 janv. 1825 - Springlorgnet

Description:

Op 15 maart 1825 verkreeg de Engelse instrumentenmaker en opticien Robert Bretell Bate (1782–1847) een patent voor ‘An Improvement in the Frames of Eye Glasses’ of ‘Handled spectacles with a spring action, in which the lenses are designed to fold over one another in which position they look like a single lens.’

Ajouté au bande de temps:

Date:

1 janv. 1825
Maintenaint
~ Il y a 200 ans