Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4803457 | Compound resistor and manufacturing method therefore | Roy W. Chapel, Jr., David N. Duperon | 1989-02-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4803457 | Compound resistor and manufacturing method therefore | Roy W. Chapel, Jr., David N. Duperon | 1989-02-07 |