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| All Patents in class 72/28.2 | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,363,585 | Nov. 28, 1944 | C.E. Grosser, H.A. Bondeson | Rolling mill | rolling mills | |
| 2,410,603 | Nov. 05, 1946 | P.P. Dubosclard | Forming roll | sheet metal forming rolls | |