Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4692825 | One-way clutch assembly with pawl and ratchet | — | 1987-09-08 |
| 4470561 | Tape recorder slip clutch | John W. Hoover | 1984-09-11 |
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Andre T. Debaudringhien
Dictaphone Corporation.: 1 patents #77 of 140Top 60%
Overall (All Time): #2,344,650 of 4,157,543Top 60%
2
Patents All Time