László Bíró
18991985
Hungarian inventor known for patenting the first commercially successful modern ballpoint pen
3 ទំព័រវិញ្ញាណក្ខន្ធ បានរកឃើញ
មើលទាំងអស់ក្នុង Lives ជាមួយតម្រងដែលបានអនុវត្ត18991973
German-American political philosopher and historian of political philosophy known for his interpretations of ancient and medieval thought, his account of classical natural right, and his influence on twentieth-century political theory by advocating for a return to classical understanding
