1902
| 1902 • Police and universal suffrage demonstrators are involved in a physical altercation in Brussels. |
1923
Age: 21y
birth of childRaymond Rush Missouri, USA ⇓ |
| 1923 • Vladimir K. Zworykin files his first patent (in the United States) for "television systems". |
1930
Age: 28y
| 1930 • The 3M company markets Scotch Tape, invented by Richard Gurley Drew, in the United States. |