Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4184088 | Detachable head appliance driven by an electric motor | — | 1980-01-15 |
RR
Raymond Richert
Overall (All Time): #4,104,473 of 4,157,543Top 100%
1
Patents All Time