Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879435 | Fitting for the underside of a cellular floor | — | 1989-11-07 |
| 4876834 | Double adjustable duct support | — | 1989-10-31 |
| 4857016 | Components for flexible wiring systems | Richard D. Benscoter, Charles T. Flachbarth, James E. Sheridan | 1989-08-15 |