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Stereograms (page 25)3d images. These are the tasks listed 241 to 250. |
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Stereograms (page 25)3d images. These are the tasks listed 241 to 250. |
| 1. | H Tav | 5861 |
|
| 2. | c. raj. | 5777 |
|
| 3. | Nasrin 24 T | 5731 |
|
| 4. | Fazil Hashim | 5718 |
|
| 5. | Thinh Ddh | 5557 |
|
| 6. | Alfa Omega | 4681 |
|
| 7. | Djordje Timotijevic | 4549 |
|
| 8. | Mita Kojd | 4525 |
|
| 9. | Jakubovski Vladimir | 4443 |
|
| 10. | Chandu Rajyaguru | 4419 |
Street sweepersIn 1896, black American inventor C.B. Brooks was issued a U.S. patent for street sweepers (No. 560,154). He was issued an earlier patent for street sweepers on 17 Mar of the same year (No. 556,711). Brooks also held a patent for a punch issued 31 Oct 1893 (No. 507,672). |