Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5371974 | Automatic machine for grinding and bevelling ophthalmic glasses | Jean-Louis Simon, Raynald G. M. Longuet | 1994-12-13 |
| 5321915 | Machines for grinding and bevelling opthalmic lenses | Jean-Pierre M. F. Langlois | 1994-06-21 |
| 5307150 | Apparatus for automatically taking a reading of the shape and/or the profile of the inner contour of a frame rim of glasses | Jean-Pierre M. F. Langlois | 1994-04-26 |