33
/de/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
August 1, 2025
5202899
491465
2
Public Timelines
Menu
Public Timelines
FAQ
Public Timelines
FAQ
For education
For educational institutions
For teachers
For students
Cabinet
For educational institutions
For teachers
For students
Open cabinet
Erstellen
Close
Create a timeline
Public timelines
Library
FAQ
1 Jan 1948 Jahr - 1948 US optican Kevin Tuohy introduces PMMA corneal lenses
Zugefügt zum Band der Zeit:
The development of optometry through the ages
By
Christian Pot
10 Apr 2021
0
0
764
Datum:
1 Jan 1948 Jahr
Jetzt
~ 77 years ago
About & Feedback
Vereinbarung
Privatheit
Bibliothek
FAQ
Support 24/7
Cabinet
Get premium
Donate
The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.
Secured with SSL
