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Researchers in Kansas made a list of the most important invention from all 50 states.
Some of the biggest ones:
- The Internet in Massachusetts
- The iPhone in California
- The assembly line in Michigan
- The automobile in Ohio.
So what is Virginia's most important invention??
- Camouflage (the tree and bark variety) It was invented in 1975, by Jim Crumley.
Click here to see the rest of the states most important invention.