Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5681475 | Water purification composition, kit and method employing the same | William R. Holub | 1997-10-28 |
| 5611329 | Flameless heater and method of making same | — | 1997-03-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5681475 | Water purification composition, kit and method employing the same | William R. Holub | 1997-10-28 |
| 5611329 | Flameless heater and method of making same | — | 1997-03-18 |