Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5669839 | Method of metering a flowable lubricant of a chain drive | Ulrich Immisch, Anton May | 1997-09-23 |
| 5634531 | Electrically powered automatic lubricant dispenser | Ulrich Immisch | 1997-06-03 |
| 5598901 | Automatic lubricant dispenser | — | 1997-02-04 |