Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D330936 | Heating element for use in bath or boarding residences to be placed standing free before a wall | Richard Dieterle | 1992-11-10 |
| D330416 | Heating element for use in bath or boarding residences to be placed standing free before a wall | Richard Dieterle | 1992-10-20 |
| D325967 | Heating element for use in residences preferably of baths and boarding to be placed standing free before a wall | Richard Dieterle | 1992-05-05 |