| Search Again | Story County, Iowa Inventory Patents |
Story Co. Home Page |
| Name | Patent Title | Patent Number |
City | Year |
|---|---|---|---|---|
| Roger C. CAMP | magnetic recording device utilizing a variable reluctance head and a parametron | 03233230 | Ames | 1966 |
| Roger C. CAMP | variable reluctance head | 03487388 | Ames | 1969 |
| Roger C. CAMP | method and means for measuring depth of water or the like | 03564490 | Ames | 1971 |
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