Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE32622 | Method for the manufacture of molds using casting sand or another mixture of raw material particles | — | 1988-03-15 |
| 4546810 | Method for the manufacture of molds using casting sand or another mixture of raw material particles | — | 1985-10-15 |
| 4257201 | Self-centering telescoping beams | Leroy G. Krupke | 1981-03-24 |