Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889235 | Stacking and surface protection device on a protective housing made of a synthetic material | — | 1989-12-26 |
| 4821905 | Protective housing made of a synthetic material to hold measuring, control, monitoring and similar devices in repeated use under tightly sealed conditions | — | 1989-04-18 |