Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5206175 | Method for the detection of bis(2-chloroethyl) sulfide or bis (2-chloroethyl) imine | Klaus Rossmann, Wolfgang Diehl, Wolfram Krieger | 1993-04-27 |
| 4807466 | Method and apparatus for determining the charging of charcoal filters | Karl-Ernst Biehl | 1989-02-28 |