Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4363533 | Concentric fiber optical transducer | David W. Stowe, John D. Christian, deceased, by Martha R. Christian, heir, by Ann L. Ziegler, heir, by David A. Christian, heir | 1982-12-14 |