Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4810552 | Tension chord made of hydraulically setting masses | — | 1989-03-07 |
| 4778276 | Device and process for continuous supply of hydraulically setting compound | Helmut Steinegger, Wolfgang Schroeder | 1988-10-18 |
| 4655982 | Method for the continuous production of plates of fibre reinforced concrete | Helmut Steinegger, Ulrich Pachow, Manfred Pfeifer | 1987-04-07 |
| 4641576 | Clamping device for printing plates and printing cloths on printing machines | Klaus Guthling, Manfred Miethe | 1987-02-10 |
| 4632720 | Apparatus for preparing an annular body of a hydraulically setting mass | Manfred Pfeifer, Uwe Kraeft | 1986-12-30 |
| 4472335 | Method for preparing an annular body of a hydraulically setting mass | Manfred Pfeifer, Uwe Kraeft | 1984-09-18 |
| 4312904 | Fast-hardening hydraulic cement mass and surfacing method using the mass | — | 1982-01-26 |
| 4292364 | Multi-layer board | Ludwig Wesch | 1981-09-29 |
| 4192690 | Fiber-reinforced hydraulically hardenable shaped objects | Peter O. Gutfleisch | 1980-03-11 |