Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4729234 | Built-in lifting and manipulating hydraulic jacks for crossheads of heavy hydraulic presses | — | 1988-03-08 |
| 4719790 | Table shift apparatus for large hydraulic presses | — | 1988-01-19 |
| 4706490 | Forging press with yoke design for attaching tie-rods to crossheads | Alexander Zeitlin, Jack Brayman | 1987-11-17 |
| 4696180 | Guiding arrangement for forging press columns assembled of flat tie-rod layers | — | 1987-09-29 |
| 4694678 | Tie-rods fabricated of composite materials for forging presses | Alexander Zeitlin | 1987-09-22 |
| 4688417 | Apparatus for easy removal of large hydraulic cylinders from presses of pull-down design | — | 1987-08-25 |
| 4633700 | Crosshead ties and clearance holes arrangement for easy removal of said ties without dismantling of entire crosshead | — | 1987-01-06 |
| 4566372 | Pressure seal for ultra-high pressure apparatus | Alexander Zeitlin | 1986-01-28 |