| Search Again | Story County, Iowa Inventory Patents |
Story Co. Home Page |
| Name | Patent Title | Patent Number |
City | Year |
|---|---|---|---|---|
| E. Robert BAUMANN | community drinking water purification system | 05873996 | Ames | 1999 |
| E. Robert BAUMANN | community drinking water purification system | 05997750 | Ames | 1999 |
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