United States Patent 3435648
Inventors:
Bergstrom, Erik W.
Borg, Nils Gunnar H.
Publication Date:
04/01/1969
Other Classes:
425/367, 72/246, 425/136, 72/14.300, 72/245, 425/214, 425/DIG.235
International Classes:
B21B31/32; B21B33/00; B21B31/16; B21B31/32; B21B33/00
US Patent References:
| 3055243 | Protective system for mill rolls | | | |
| 3327510 | Clamping system for rolling mills | | | |