Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D332305 | Extraction hood for use in an extraction system to exhaust fumes from a work station | — | 1993-01-05 |
| 5133691 | Suction hood for injurious gases | — | 1992-07-28 |
| 5125939 | Filter container | — | 1992-06-30 |
| D326706 | Air filter housing for use in a factory, laboratory or the like | — | 1992-06-02 |