Issued Patents 1989
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D304996 | Dispensing container | Detlef Hollenberg, Hans Schneider, Albert Stoeffler | 1989-12-12 |
| 4881558 | Rotatable liquid hair treatment medium applicator | Detlef Hollenberg, Hans Schneider | 1989-11-21 |
| 4874115 | Dispenser for pasty or flowable media | — | 1989-10-17 |
| 4856542 | Expandable hair curler | Detlef Hollenberg, Hans Schneider | 1989-08-15 |
| 4849271 | Process for producing mats for cleaning purposes and mat for cleaning purposes | — | 1989-07-18 |
| 4823458 | Foam bodied hair curler | Detlef Hollenberg, Hans Schneider | 1989-04-25 |
| 4807938 | Process for producing bristle articles | — | 1989-02-28 |
| 4804232 | Process and apparatus for producing bristle tuft material and single bristles from synthetic resin | — | 1989-02-14 |