Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5126535 | Furnace and kiln construction and thermal insulation and heating unit therefor | — | 1992-06-30 |
| 4669181 | Method for manufacturing an electrical heating unit with serpentine heating elements | — | 1987-06-02 |
| 4575619 | Electrical heating unit with serpentine heating element | — | 1986-03-11 |