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| Patents for Abraham Rosenberg | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,111,871 | Mar. 22, 1938 | M.D. Nissenbaum | Multiuse Tool | special purpose gauges | |
| 2,269,637 | Jan. 13, 1942 | B.L. Polkosnik | Drill Index | tool storage | |