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| Patents for Berndt A. Swenson | |||||
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| Number | Date | Patentee | Title | Type | |
| 890,725 | Jun. 16, 1908 | B.A. Swenson | Valve Remover | valve spring tools | |
| 896,336 | Aug. 18, 1908 | B.A. Swenson | Valve Remover | valve spring tools | |