Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D379970 | Cover for electrical boxes | William M. Chambers | 1997-06-17 |
| D379176 | Cover for electrical boxes | William M. Chambers | 1997-05-13 |
| D378913 | Cover for electrical boxes | William M. Chambers | 1997-04-22 |