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Displaying results 1 of 5 - 5
Date Sort ascending Innovation City State Country Society
1938–1945 Mexican Steroid Hormone Industry University Park PA USA ACS
1936 The Beckman pH Meter Pasadena USA ACS
1931 Grain Aeration Ames IA USA ASABE
1931 Pickup Forage Harvester Madison WI USA ASABE
1929-1941 San Antonio River Walk & Flood Control System San Antonio TX USA ASCE
Displaying results 1 of 5 - 5
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