Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D277026 | Base of a roof vent | Arthur L. Waltz | 1985-01-01 |
| D277027 | Roof vent | Arthur L. Waltz | 1985-01-01 |
| D277028 | Cap for a roof vent | Arthur L. Waltz | 1985-01-01 |
| D269700 | Ventilator | Arthur L. Waltz | 1983-07-12 |
| D269293 | Ventilator | Arthur L. Waltz | 1983-06-07 |
| D260117 | Ventilator section | Arthur L. Waltz | 1981-08-04 |
| D259736 | Ventilator section | Arthur L. Waltz | 1981-06-30 |
| D258985 | Ventilator section | Arthur L. Waltz | 1981-04-21 |