The Most Important Invention From Minnesota
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 Minnesota's most important invention??
**The Implantable Pacemaker
It was invented in 1957, by Earl Bakken.
Click here to see the rest of the states most important invention.