Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7762216 | Wood fired hot water heating system | — | 2010-07-27 |
| 5504589 | System and apparatus for transmitting food orders to a central station | Charles E. Montague | 1996-04-02 |
| 4641590 | Liquid heating system | — | 1987-02-10 |
| 4471724 | Liquid heating system | — | 1984-09-18 |