Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4315691 | Cam and follower arrangement | John R. Firth | 1982-02-16 |
| 4310244 | Monochromator | John R. Firth | 1982-01-12 |
CP
Charles V. Perkins
Pye (Electronic Products) Limited: 1 patents #2 of 10Top 20%
Overall (1982): #15,555 of 81,411Top 20%
2
Patents 1982