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| Patents for S. R. Cairns | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,036,783 | Aug. 27, 1912 | E.J. Bein | Abrasive apparatus | sanding machines | |
| 1,037,582 | Sep. 03, 1912 | E.J. Bein | Joining abrasive sheets | ||