Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7000635 | Double valve | Guntram Erbe, Erwin Hochstuhl, Karl-Anton Wissler, Martin Wetzel | 2006-02-21 |
| 6401753 | Shut-off valve | — | 2002-06-11 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7000635 | Double valve | Guntram Erbe, Erwin Hochstuhl, Karl-Anton Wissler, Martin Wetzel | 2006-02-21 |
| 6401753 | Shut-off valve | — | 2002-06-11 |