Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4333978 | Method and apparatus for producing a composite material having ultrasonically welded seams which confine strands | — | 1982-06-08 |
| 4305988 | Composite material comprising ultrasonically welded seams which combine strands, method for its manufacture, and apparatus for the carrying out of the method | — | 1981-12-15 |