Issued Patents All Time
Showing 201–213 of 213 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4239257 | Cross country ski binding | Peter Biermann, Rudi Feucht, Ralf Storandt | 1980-12-16 |
| 4234171 | Mixing arrangement | Alexander Patuzzi, Ernst Riegler | 1980-11-18 |
| 4232134 | Process for isolating boron-containing phenol/formaldehyde resins | Eberhard Bandtel, Walter Traudisch, Georg Spott, Dieter Freitag | 1980-11-04 |
| 4226351 | Ski holding apparatus | Peter Biermann | 1980-10-07 |
| 4224836 | Tilting drive arrangement for a converter | Ernst Riegler | 1980-09-30 |
| 4221969 | X-ray voltage supply | — | 1980-09-09 |
| 4219215 | Cross-country ski bindng with retaining means for a forwardly extended boot sole | Peter Biermann, Otto Ewald, Rudi Feucht | 1980-08-26 |
| 4208489 | Polycarbonate molding compositions with improved flame-repellency | Wolfgang Cohnen, Frank Kleiner, Dieter Freitag, Karsten-Josef Idel | 1980-06-17 |
| 4200210 | Rotary slide closure | Ernst Riegler | 1980-04-29 |
| 4200266 | Mixing arrangement | Ernst Riegler | 1980-04-29 |
| 4192491 | Rotatable or tiltable metallurgical vessel | Ernst Riegler | 1980-03-11 |
| 4185499 | Arrangement for monitoring an oil supply of a lubrication system to be used for heavy machinery | Ernst Riegler | 1980-01-29 |
| 4182697 | Process for the preparation of boron-containing phenol-formaldehyde resins | Dieter Freitag, Hermann Fries, Erich Esch | 1980-01-08 |