Across
- 2. Who created the longer lasting lightbulb?
- 5. Who invented the gas mask?
- 7. One thing Fredrick McKinley Jones invented
- 8. Who improved the ironing board
- 9. Invented automatic closing doors for elevators
- 10. What Mary Van Britten Brown invented
Down
- 1. Which inventor had more than 60 patents to his name
- 3. What was the material that Lewis Latimer used to improve the lightbulb
- 4. Fredrick McKinley Jones' invention help preserve what during World War 2
- 6. A piece of paper showing you invented something
- 11. The color Garrett Morgan added to the Stop Light