Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4311163 | Disassemblable device for fitting a device between the opposite ends of two pipes | — | 1982-01-19 |
BL
Bernard Langevin
Overall (1982): #74,406 of 81,411Top 95%
1
Patents 1982