Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4396039 | Smoke-permeable tubular casing and process for its manufacture | Ludwig Klenk, Walter Seifried, Karl Stenger | 1983-08-02 |
HP
Herbert Porrman
Overall (All Time): #4,055,273 of 4,157,543Top 100%
1
Patents All Time