Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5064486 | Colloidal polymer dispersion for internal sealing of pipes and process for the application thereof | Karl-Heinz Lemmert | 1991-11-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5064486 | Colloidal polymer dispersion for internal sealing of pipes and process for the application thereof | Karl-Heinz Lemmert | 1991-11-12 |