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| Patents for John Guedel | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 424,194 | Mar. 25, 1890 | J. Guedel | Saw | |
 | 599,329 | Feb. 22, 1898 | J. Guedel | Saw | |
 | 810,530 | Jan. 23, 1906 | J. Guedel | Improved Universal Tooth | |