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| Patents for Robert J. Thompson | |||||
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| Number | Date | Patentee | Title | Type | |
| 403,898 | May 21, 1889 | R.J. Thompson | Dog Attachment for Log Cars | lumberjack | |
| 905,473 | Dec. 01, 1908 | R.P. Smith, G.E. Drum | Dyeing-machine | specialty machines | |