Across
- 2. Steam engines
- 5. Cosmetics
- 7. Hydraulic press
- 8. Three-Position Traffic Signal
- 10. Collaborative robots
- 14. Advanced sound control
- 15. Base isolation system for earthquake resistance
- 17. Wireless telegraphy
- 19. Devices that control light
- 20. Digital Camera
Down
- 1. Self-powered flashlights
- 3. Control charts
- 4. Process improvements
- 6. Drones
- 9. Real-time air quality sensors
- 11. Medical devices
- 12. Screw propeller
- 13. Movable Books
- 16. Microwave
- 18. Electrical vehicles