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| Patents for Benjamin F. Rosenberg | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,105,757 | Jan. 18, 1938 | B.F. Rosenberg | Boring Tool | drilling and boring tool holders | |
| 2,182,411 | Dec. 05, 1939 | J.A. Scully, B.F. Rosenberg | Tool Holder | drilling and boring tool holders | |
| 2,206,292 | Jul. 02, 1940 | B.F. Rosenberg | Method of Making a Drill Sleeve | drilling and boring tool holders | |