Displaying results 1 of 7 - 7
| Date | Innovation | City | State | Country | Society |
|---|---|---|---|---|---|
| 1940 | Thermo King© C Refrigeration Unit | Minneapolis | MN | USA | ASME |
| 1900 | Peavey-Haglin Concrete Grain Elevator | St. Louis Park | MN | USA | ASCE |
| 1883 | Seventh Street Improvement Arches | St. Paul | MN | USA | ASCE |
| 1887 | Northern Pacific Rotary Snow Plow #2 | Duluth | MN | USA | ASME |
| Izaak Maurits Kolthoff and Modern Analytical Chemistry | Minneapolis | MN | USA | ACS | |
| 1892 | Corn Silage Harvester | Falcon Heights | MN | USA | ASABE |
| 1923 | The Red Wing Project on Utilization of Electricity | Red Wing | MN | USA | ASABE |
