Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4777926 | Device for clamping the blades in a gang saw for sawing crystal rods | Karl Egglhuber | 1988-10-18 |
| 4755340 | Method for producing packs of blades used for cutting crystal bars into wafers | — | 1988-07-05 |
| 4539972 | Method for the multiple lap-cutting of crystal blocks with continuous shortening of the blade excursion | Klemens Muhlbauer | 1985-09-10 |
| 4444489 | Apparatus for influencing the color of copying light in photographic copying machines or the like | Siegfried Bartel, Ernst Biedermann, Erich Nagel | 1984-04-24 |
| 4441667 | Cassette for winding band-like photographic material | Siegfried Bartel, Bernd Payrhammer | 1984-04-10 |
| 4378610 | Device for removing impurities from data carriers | Bernd Payrhammer, Heinz Rapp, Alois Bauer | 1983-04-05 |