Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D297514 | Hygrometer sensor | — | 1988-09-06 |
| D277667 | Vehicular radio housing or similar article | — | 1985-02-19 |
| 4327764 | Float valve assembly for a liquid drain trap | Richard Biederman | 1982-05-04 |