Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4838694 | Process for imaging laserinterferometry and a laserinterferometer for carrying out said process | Hans Betz, Herman Mader | 1989-06-13 |
JP
Joachim Pelka
Overall (1989): #93,577 of 140,708Top 70%
1
Patents 1989