The Minnesota Mining and Manufacturing Company (3M) was founded in 1902 in Two Harbors, Minnesota, and was later moved to Duluth, Saint Paul, and then Maplewood.
Minnesota Mining and Manufacturing Company -yhtiö perustettiin vuonna 1902 Minnesotan Two Harborsissa, ja myöhemmin se muutti Duluthiin, Saint Pauliin, ja sitten Maplewoodiin.