Ehrenfellner; Hubert
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ehrenfellner; Hubert.The latest application filed is for "edge stabilized wood composite panel".
- Ehrenfellner; Hubert - Surrey CA
- Ehrenfellner; Hubert - British Columbia CA
| Patent | Date |
|---|---|
| Edge stabilized wood composite panel Grant 4,879,160 - Knudson , et al. November 7, 1 | 1989-11-07 |
| Preservative treated composite wood product Grant 4,643,860 - Knudson , et al. February 17, 1 | 1987-02-17 |
| Apparatus for laying a mat of wood strands Grant 4,494,919 - Knudson , et al. January 22, 1 | 1985-01-22 |
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