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| Patents for Alfred Strum | |||||
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| Number | Date | Patentee | Title | Type | |
| 580,235 | Apr. 06, 1897 | A. Strum | Miner's Combination Tool | combination tools | |
| CA-56,384 | Jun. 24, 1897 | E.R. Dean, A. Strum | Miner's Combination Tool | combination tools | |