Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4800643 | Method of mounting a bolt in lightweight panels | — | 1989-01-31 |
| 4799631 | Aircraft shell module | David Richard Humphries, Donald C. Fetterhoff | 1989-01-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4800643 | Method of mounting a bolt in lightweight panels | — | 1989-01-31 |
| 4799631 | Aircraft shell module | David Richard Humphries, Donald C. Fetterhoff | 1989-01-24 |