Innovations
Date | Innovations | City | Country | State | Society |
---|---|---|---|---|---|
1920 | Quincy Mining Company No. 2 Mine Hoist | Hancock | USA | MI | ASME |
Date | Innovations | City | Country | State | Society |
---|---|---|---|---|---|
1920 | Quincy Mining Company No. 2 Mine Hoist | Hancock | USA | MI | ASME |