Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5631823 | Method of making a connection, particulary a screw connection | August Layer, Wolfgang Backe, Egbert Schneider | 1997-05-20 |
YH
Yinzenz Haerle
Overall (1997): #184,584 of 185,788Top 100%
1
Patents 1997