Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4948285 | Ball point pen with two cartridges | — | 1990-08-14 |
| 4606665 | Ball-point pen with integral stamping equipment | Kurt Lobstadt | 1986-08-19 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4948285 | Ball point pen with two cartridges | — | 1990-08-14 |
| 4606665 | Ball-point pen with integral stamping equipment | Kurt Lobstadt | 1986-08-19 |