Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D254876 | Ear muffs having ear coverings representing phonograph records | Richard J. Dergis | 1980-05-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D254876 | Ear muffs having ear coverings representing phonograph records | Richard J. Dergis | 1980-05-06 |