Schmidt; Erno
Patent Applications and Registrations
Patent applications and USPTO patent grants for Schmidt; Erno.The latest application filed is for "process for the production of building units from afterhardening materials".
- Schmidt; Erno - Szombathely HU
| Patent | Date |
|---|---|
| Process for the production of building units from afterhardening materials Grant 5,051,217 - Alpar , et al. * September 24, 1 | 1991-09-24 |
| Process for the production of building units from afterharding materials Grant 4,927,573 - Alpar , et al. May 22, 1 | 1990-05-22 |
| Apparatus for the production of building units from afterhardening materials Grant 4,917,587 - Alpar , et al. April 17, 1 | 1990-04-17 |
| Process for accelerating hardening of cement with fibre-reinforced and cement-bound plates Grant 4,746,481 - Schmidt May 24, 1 | 1988-05-24 |
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