Patent US 4744595A
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| Patent number | US 4744595A (click link for details and documents via Google Patents) |
|---|---|
| Title | Hoisting apparatus for groupwise transfer of cargo units, such as paper rolls |
| Inventors | Erling Tonning, Jacob S. Halvorson |
| Company | Leif Hoegh & Co. A/S |
| Filing date | 1985-10-31 |
| Grant date | 1988-05-17 |