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| Patents for Donald E. Ott | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,547,505 | Dec. 15, 1970 | D.E. Ott, A.W. Carlson | Biological service center | ||
| 3,584,927 | Jun. 15, 1971 | D.E. Ott, A.W. Carlson | Biology study enclosure | ||