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| All Patents in class 68/210 | |||||
| Number | Date | Patentee | Title | Type | |
| 794,560 | Jul. 11, 1905 | R.P. Smith | Dyeing-machine | specialty machines | |
| 863,460 | Aug. 13, 1907 | R.P. Smith, G.E. Drum | Dyeing-machine | specialty machines | |