Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9109343 | Method and device for production of a pipe bed | Frank Baldinger | 2015-08-18 |
| 5465758 | Apparatus for sealing leakage points in pipes from the inside of the pipe, and a method of sealing the leakage points | Eckhard Graf, Jurgen Graf | 1995-11-14 |