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Inventions 0001 
Rearrange these inventions into the order in which their inventors first applied for a patent, beginning with the earliest at the top
To click and drag an item - place the cursor over the box you want to move, left click the mouse and keep pressure on the mouse button whilst moving the box to a different position
- 1: Bakelite
- 2: Macintosh
- 3: Gatling gun
- 4: Biro
- 5: Rubik's cube
- 6: Gillette safety razor
- 7: Diesel engine
- 8: Dolby noise reduction system
- 9: Saxophone
- 10: Bessemer converter
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