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| Patents for J. B. Donalson | |||||
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| Number | Date | Patentee | Title | Type | |
| 481,752 | Aug. 30, 1892 | E. Fischer | Box-board matcher and jointer | box making machines | |
| 496,448 | May 02, 1893 | W.L. Scoville | Can Opener | can and jar openers | |