Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847449 | Alignment apparatus for use in mounting electronic components and heat sinks on circuit boards | Donald L. Clemens | 1989-07-11 |
| D300738 | Heat sink or similar article | Donald L. Bland | 1989-04-18 |