Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D267422 | Showerhead steamer attachment | Spencer L. Mackay, Frederick G. Mackay | 1982-12-28 |
| D265245 | Motor housing for an oral hygiene appliance | Ted G. Crawford, Spencer L. Mackay | 1982-06-29 |