Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4422675 | Co-axial tube coupling | James R. Norris | 1983-12-27 |
| 4280721 | Angularly lockable fitting | — | 1981-07-28 |
NN
Norman W. Narkon
Overall (All Time): #2,364,774 of 4,157,543Top 60%
2
Patents All Time