Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4201812 | Bituminous carpet backing | Thomas C. Blanken | 1980-05-06 |
JS
Joannes C. A. Schellekens
Overall (All Time): #4,111,390 of 4,157,543Top 100%
1
Patents All Time