Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4855920 | Postage accounting device | Ronald P. Sansone | 1989-08-08 |
| 4802117 | Method of preserving data storage in a postal meter | Joel Maybruch | 1989-01-31 |
WC
Wojciech M. Chrosny
Overall (1989): #12,863 of 140,708Top 10%
2
Patents 1989