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| Patents for Arvid Ek | |||||
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| Number | Date | Patentee | Title | Type | |
| 644,285 | Feb. 27, 1900 | A. Ek | Machine for pointing pickets | stick pointing machines | |
| 766,942 | Aug. 09, 1904 | E. Ek | Measuring-machine or meter | wood planer accessories | |