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| Patents for Robert A. Rosander | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,299,510 | Apr. 08, 1919 | R.A. Rosander | Wrench | quick adjust wrenches | |
| RE15,135 | Jun. 28, 1921 | R.A. Rosander | Wrench | quick adjust wrenches | |