| Search Again | Story County, Iowa Inventory Patents |
Story Co. Home Page |
| Name | Patent Title | Patent Number |
City | Year |
|---|---|---|---|---|
| William R. WHITFIELD | automatically controlled ventilator | 02177194 | Ames | 1939 |
| William Russell WHITFIELD | nest structure | 02448202 | Ames | 1948 |
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