Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4821421 | Micrometer for measuring outer dimensions inner dimensions of a cavity or depth of a cavity | Jean-Pierre Girardier | 1989-04-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4821421 | Micrometer for measuring outer dimensions inner dimensions of a cavity or depth of a cavity | Jean-Pierre Girardier | 1989-04-18 |