Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6581263 | Process and apparatus for producing an assembly linkage on a hollow profile | Pierre Bonny | 2003-06-24 |
| 6539764 | Air gap insulated exhaust pipe with branch pipe stub and method of manufacturing same | Pierre Bonny | 2003-04-01 |
| 6519851 | Air gap insulated exhaust pipe with branch pipe stub and method of manufacturing same | Pierre Bonny | 2003-02-18 |